1353657
0
1
jamaican-field-cricket-1353657
en
jamaican field cricket
Gryllus assimilis
Active, territorial, aggressive towards conspecifics
#6f706a
45.61763715710035
180.0
Immature form that undergoes metamorphosis before adulthood.
dark body pigmentation
7–12 days.
3–6 days.
14–28 days.
Cooling and rest.
Hot and almost no precipitation
parasitic fungi
Heavy rains in summer
dried fruits
hematogenous route
cramped containers
Depends on external factors.
Map
Develops within 24–48 hours; mild — recovery in 1 day, severe — death in 3–5 days.
weak molting
summer mild, +15…+20 °C
improper mineral composition of feed
entomopoxvirus infection
wing deformities
Acute course; death occurs 3–7 days after infection.
Warm summer
limb anomaly
dry air
complex
lameness
South and Central America, hot and humid, huge forests
limb autotomy complications
unfavorable without urgent measures
Manifests at the first egg-laying; leads to the death of females within 3–7 days.
tachinid parasitism
very hot and almost no rain
ammonia poisoning
rains are very rare, almost a desert
chronic in population
dehydration
congenital
infected bacteria
Warm or hot summer
Not treatable; culling.
Palearctic realm
excretion disorder
Upcoming birthdays
Lifespan
Balancing minerals in the diet.
Desert and dry shrubs
white skin spots
chronic trauma
contaminated surfaces
old age
Affecting multiple organs or the entire body.
Very hot and almost dry
bluish coloration
most of Europe and Asia, various forests, steppes and tundra
injury
egg laying problems
Warm summer and frequent rains
Deworming (microdoses of ivermectin).
hemolymph leakage
cuticle damage
Earliest developmental stage inside an egg or womb.
Lifespan average
water is almost always cold, there may be ice in winter, not hot in summer
Freshwater
very cold, lots of snow and ice
moulting disorder
starvation
fatal
hemolymph stasis
Use of glass or soil; moistening.
Immediate removal of carcasses; reduction of humidity below 50%; treatment of surfaces with diatomaceous earth; application of antagonistic entomopathogenic fungi.
training aptitude
unknown
High embryonic mortality.
cm
Manifests on day 7–10 after the imago molt; mild course — cosmetic defect, severe course — complete loss of reproductive ability for 14–21 days.
turns
streptococcal septicemia
ultraviolet radiation
egg hatching failure
transport stress
Fat
Death within 5–8 days.
multiple pathogens
shell cracks
diseases symptoms reproductive disorders
favorable in early stages
Develops within 4–12 hours; mass mortality within 1–2 days.
behavior change
refusal to move
Elders
Culling.
Bro
Long-lasting or recurring health condition persisting over an extended period.
localized edema
prevention is only control
malnutrition
birth date
Progresses after 8–10 generations.
During the next molt; death if unable to free itself within 1–2 days.
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
The basics
young after transformation
dwarfism mutation
virus
favorable
lots of rain, summer not hot
Mass
7–18 days before death.
Gestation
cricket iridovirus
Always hot
gregarinosis
protozoan infection
unfavorable at high dose
On the map
Female ♀
Body temperature
Map data sources: Ecosystem classification — IUCN Global Ecosystem Typology (Keith et al., 2022), indicative distribution maps Keith et al. (2020), https://doi.org/10.5281/zenodo.3546513; Large Marine Ecosystems — NOAA LME Program; Bathymetry — GEBCO Bathymetric Compilation Group (2026), GEBCO_2026 Grid, https://doi.org/10.5285/4f68d5c7-45eb-f999-e063-7086abc036fa; Climate data — Generated using Copernicus Climate Change Service information; Species occurrence data — GBIF.org, Derived dataset "all animals", https://zveriki.com/dataset/dataset.tsv; Terrestrial ecoregions — RESOLVE Ecoregions 2017 (Dinerstein et al., 2017), CC BY 4.0 Potential habitat modelled from GBIF occurrence data. Map © Zveriki.com, licensed under CC BY 4.0.
bloody diarrhea
Chronic 10–30 days.
birth year
lots of rain, summer from warm to very hot
urea accumulation
terrestrial habitat, land surface outside water
sq mm
impaired barrier functions
chronic toxins
Indicates a minor health issue that typically resolves with minimal intervention.
Change of producers.
attracted to decaying feed
until the celebration
Low-protein diet; culling.
What if eaten?
Slow progression
Irreversible.
Acute course over 12–36 hours.
Develops over 5–14 days; leads to systemic failure.
much snow in winter, cold
genetic immunodeficiency syndrome
white plaque inside
insects from nature
digestive disorder
world of Afrotropics
Antifungal drugs (itraconazole microdoses); reduce humidity to 40–50%.
lack of ventilation
Always hot and wet
Warm summer with almost no rain
Acute course 1–4 days.
How are they built?
pulsation disruption
Combined antimicrobial therapy; total sanitation.
mm
gene development mutation
ml
My age?
circulation disorder
Serious or life-threatening health condition requiring urgent attention.
sarcoptiform ectoparasites
pseudomonas aeruginosa infection
body distension
insecticide treatment
Southeast Asia and islands, always hot and humid
Manifests during molting; mild — survival, severe — death during molting within 1–2 days.
Progresses over 10–20 days.
depends on lesion severity
Rabbits, falcons, red-eared turtles hang out for 6-9 years and party on their birthday four times a year
slow growth
stress
Complete substrate replacement; powerful ventilation; rinsing of containers.
feed
Prescribe a balanced feed with the addition of vegetables, grains, calcium and vitamin-mineral premixes; transition to fresh feed.
very hot and almost no precipitation
larvae under cuticle
North America and Greenland, from tundra to forests
embryo
vertical transmission
kg
body tremor
Genetic testing of breeding stock; replacement of males.
lack of water
Were {name} like {animal}, then:
severe intoxication
Severe course 7–14 days.
parasitic mites
Prescribe antiprotozoal drugs (metronidazole in microdoses through feed); complete replacement of substrate and water daily.
loss of appetite
Acute course; healing within 5–10 days under good conditions.
Acute, from several hours to 2 days.
m
g
t
hot Africa south of the desert, many savannas and forests
depends on timely intervention
Destruction + total disinfection.
very cold, short summer, almost no trees, lots of moss
worm emerging from body
How old you would be if you lived as {name}
summer from pleasant to very hot
Theoretical maximum lifespan estimated from the Dynamic Energy Budget (DEB) mathematical model. This value reflects a biological potential derived from metabolic parameters, not from direct observation — real recorded lifespans are often significantly shorter.
swollen body
increased susceptibility to fungi
Destruction of the affected; disinfection.
vairimorpha
salivation
Warm or hot summer and rains
selective breeding
summer warm and almost no rain
Destruction of infected material; soil sterilization; use of artificial substrates only.
Southeast Asia and islands, always hot and humid
Complete isolation of the room; ultraviolet traps.
systemic
Sex
Increase humidity to 80% during molting; add chitin and calcium to the diet.
loud sounds
summer very hot, dry, lots of grass
non affecting life affecting reproduction
Truly long lives: 40-100 years. Bowhead whales, albatrosses, giant tortoises recall their birthday at most once a year
Diatomaceous earth treatment; substrate replacement; improved hygiene.
Rapid, 2–6 days.
mixed bacterial-fungal infection
airborne spores
depends on affected area
Hot, little precipitation in winter
mild diarrhea
14–25 days.
unfavorable without radical measures
wing deformation
Tundra
Very cold winter and hot summer
Improvement of air exchange.
Improvement of housing conditions.
The parasite develops for 14–25 days, then kills the host.
Progresses over 10–25 days.
moderate
Juvenile stage following larval metamorphosis but not yet adult.
summer warm, rains frequent
Tool bran
monodiet
Broad-spectrum antibiotics are prescribed (chloramphenicol, tetracyclines 0.1–0.5 mg/g of feed); total disinfection; improvement of ventilation.
Mature, fully developed individual capable of reproduction.
nematode infection
Cold sea
high aggression
red spots
Pets
Indomalayan realm
Embryonic mortality.
Indomalayan realm
Isolation; antibiotics (fluoroquinolones in microdoses).
Involuntary shaking or trembling of the body.
Isolation of aggressive individuals.
Develops within 4–8 days.
Find an animal or breed...
long term breeding without blood renewal
terrestrial forest
Mild course.
Death within 1–4 days after hatching in severe cases.
Placement in a quiet location.
Flooded grasslands
Incubation period 5–10 days; acute course — mass mortality within 7–14 days.
Chronic throughout the entire rearing cycle.
Replacement of genetic material; strict quarantine.
fresh vegetables and fruits
Litter size
rapid breathing
Map data sources: Ecosystem classification — IUCN Global Ecosystem Typology (Keith et al., 2022), indicative distribution maps Keith et al. (2020), https://doi.org/10.5281/zenodo.3546513; Large Marine Ecosystems — NOAA LME Program; Bathymetry — GEBCO Bathymetric Compilation Group (2026), GEBCO_2026 Grid, https://doi.org/10.5285/4f68d5c7-45eb-f999-e063-7086abc036fa; Climate data — Generated using Copernicus Climate Change Service information; Species occurrence data — GBIF.org, Derived dataset "all animals", https://zveriki.com/dataset/dataset.tsv; Terrestrial ecoregions — RESOLVE Ecoregions 2017 (Dinerstein et al., 2017), CC BY 4.0
Reversible within 24–48 hours upon return of heat.
How to care for them?
common diseases
°C
Not specified
nightshade plants
all seas and oceans
unfavorable affected
eating feces
urate accumulation
Immediate provision of a varied diet.
mass mortality
Very cold
depends on severity
Severe course.
if born as {name}
mermithidae
It is recommended to increase humidity to 70–80%; providing a constant source of water; adding juicy vegetables to the diet.
water is almost always warm, even in winter you can swim, very hot in summer
Complete culling of the line; introduction of outbreeding with wild populations.
introduced
Protein
raw potato
Sterilization of all equipment; use of biological fungicides; dry housing.
Replacement of females with younger ones; improvement of conditions.
5–10 days.
secondary infection
Temporary.
Neotropical realm
Radical sanitation of the entire premises.
growth gene mutation
Replacement with sterile substrate.
Reducing humidity; fungicides.
multiple symptoms
citrus fruits
Water
Complete culling of the line.
age diag byColoration
Warm sea
{name} birthday
Develops within 14–30 days.
Chronic course lasting 2–4 weeks.
breathing problems
body yellowing
cannibalism
fish meal
viral transmission
white bread
shortened antennae
draft
Acute 3–7 days.
introduction wild feed
waxy inclusions
comfortable summer, +20…+25 °C
severe
Frequently observed or widespread in the species or population.
Very rapid course.
age as {name}
male fertility reduction
parasitoid wasp infestation
Localized course 5–10 days.
Health issue of intermediate seriousness, neither mild nor life-threatening.
virus in population
fresh greens
Complex therapy and total disinfection.
Marine world
Introduction of a 12-hour light regime.
significantly smaller size
Temperate mixed forest
Very hot and dry
tick infestation
7–14 days.
Condition that typically results in death without intervention.
This is me
Reduction in lighting intensity.
Steppe
selection for size
favorable after eliminating cause
complete paralysis
very hot during the day, cold at night, almost no rain
tracheal infection
low mobility
10–20 days.
Asexual
cricket paralysis virus-like
prolonged transport
Who among us will transform as if by magic and become like {animal}?
antennnal tremor
limb loss
When you would have been born if you lived as {name}
essential oils
Daddies
bacterial encephalitis
parasitic nematodes type ii
Quarantine and selection.
summer not hot, from +15 to +25 °C
mixed parasitosis
Hermaphrodite ⚥
abdominal inflammation
genetic diseases
3–8 days.
very hot and dry, rare rains, cacti live
unfavorable without line change
massive depression
depends on timeliness of measures
beauveria bassiana fungal infection
nocturnal restlessness
Tetracyclines.
will celebrate their {n} birthday
Local antiseptics; systemic antibiotics.
no itching
organ diseases
20 days.
rickettsiosis insects
Litters lifetime count
unfavorable without intervention
very hot and very humid all year round, rain almost every day
plastic containers
South and Central America, hot and humid, huge forests
adherence to substrate
Tetracyclines long-term.
Very severe.
constant light
age diag byExoskeleton
coccidiosis like protozoosis
Rapid.
infection
very heavy rains in summer, almost no precipitation in winter
hyperactivity
Hygiene.
Stable.
genetic defect
water contamination
classical swine fever
Acute course
Improvement of ventilation; antifungal drugs in aerosol (low concentrations).
summer warm, winter not very cold
temperature for housing
cuticle cracks
Chronic irritation.
Cool summer
Gremllins
hot, rains in summer, little precipitation in winter
excrement accumulation
Filters
poultry feed
From infection to death 4–10 days.
absence of defecation
parental nutrient deficiency
Develops within 7–14 days.
Density reduction; improvement of nutrition.
Does not require special treatment.
Correction of the diet towards vegetables and grains.
Substrate treatment.
Isolation; increased humidity; antiseptic treatment of minor wounds with zeolite powder.
rains almost always, very humid
unfavorable during outbreak
Division into smaller groups; increase in area.
Wanderers
world of Australasia
Jubilee = every 10th birthday
Minimum space
pelleted feed
Business sausages
heat stress susceptibility
larvae on body
gregarina
progressive hind limb weakness
diarrhea
chlamydial infection
chaotic behavior
Detoxification and improvement of conditions.
How do they behave?
Carbohydrates
water is cool or warm, cold in winter, comfortable to swim in summer
sharp surfaces
Does not require treatment; line monitoring.
whistling sounds
all rivers and lakes
Rapid progression over 2–5 days.
Symptoms within 3–7 days after delivery.
serratia marcescens infection
Detected upon attempt to reproduce on 14–21 day of imago.
Providing rest; optimal conditions; adding glucose to water.
Lots of rain and cool summer
Hot steppe
Transfer to a clean room; rinsing.
{name} jubilee
water aerosol
Summer from cool to warm
Progresses from 10–20 days after hatching; severe course — death within 7–10 days.
bacterial contamination
Old-timers
excess animal protein in diet
Systemic antibacterial therapy.
pronotum deformation
Rascals
milk dairy
hot Africa south of the desert, many savannas and forests
Temperature reduction; improved ventilation; diet with antioxidants.
Reducing density to 0.5–1 individuals per 100 cm²; enriching the diet with protein; separation by age.
Disease caused by pathogenic microorganisms: bacteria, viruses, fungi, or protozoa.
Chronic course, increased mortality from injuries.
Antibacterial therapy (tetracyclines in low dose via feed); nutritional support.
skin ulcers
Where are they found?
Systemic.
10–18 days.
neuron mutation
all rivers and lakes
From birth; does not significantly affect survival.
Death within 7–12 days.
hemolymph loss
wound
improper diet
fat body necrosis
Mechanical protection.
aspergillus niger
Reducing stocking density; adding calcium to the feed.
unusual coloration
high mortality
Antibiotics + electrolytes via feed.
Palearctic realm
My weight?
dermatitis bacterialis
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
molting disorder
malpighamoeba mellificae-подобный
Potential Habitat
Very hot summer
Develops within 14–28 days; reversible with diet change.
protein deficiency
Water change; medications.
In husbandry
On the go from 1.3 to 3.5 years. Forest mice, anoles, rainbow fish party on their birthday once a month
weakened immunity
substrate
impaired light response
Begins on day 5–7 with overcrowding; can destroy up to 50% of the population within 10 days.
oats
muscardine fungal infection
body shape anomalies
vibration
Transmitted to offspring.
Gradual temperature increase; avoid sudden changes.
No results found
immunosuppression
depends on speed
noise trauma
unfavorable for reproduction
general depression
loss of color
coordination disorder
unsanitary keeping conditions
Chronic course with periodic outbreaks.
grains and seeds
hind leg paralysis
Chronic course throughout life.
Traps; removal of all organic residues; fine-mesh net.
How similar?
Coccidiostats in feed.
increased visibility to predators
Male ♂
bloating
On the go from 3.5 to 6 years. Hedgehogs, crows, lizards treat themselves to birthday snacks 6 times a year
fungi
Very dry
Neither
Regeneration at the next molt.
helminthosis intestinalis
vision impairment
forests on land — tropical, temperate, boreal
Chronic course 14–40 days; mild — decrease in productivity, severe — mass mortality.
Freshwater
Vitamin A
fragile integument
unknown virus
insectary intrusion
parasitic diseases
Always very wet
Optimization of parental diet; selection.
darkened body
Theoretical lifespan
Stars
Link copied
uric acid accumulation
terrestrial
deformities
Manifests on days 3–5 of the nymphal stage; severe course leads to 70–90% population mortality within 10–14 days.
Use of laboratory feed only.
microsporidia
inbreeding
Where do they take shelter?
Warm summer and lots of rain
Introduction of new wild sires.
infectious diseases
Disorder caused by inherited or mutation-based factors.
body rigidity
very hot all year round, frequent rains, but sometimes dry
Sanitary measures; genetic herd renewal.
Lifespan maximum
raw meat fish
Permanent trait from birth.
Local antiseptics; systemic antibiotics if spreading.
Sand grain
Progresses over 7–12 days.
reduced oviposition
Antibiotics
lots of rain, warm and pleasant summer
Observations
nosema
moderate
genetic hemophilia-like syndrome
Worker
birth time
loss of coordination
Lighting correction in culture; selection of healthy breeders.
Dogs, dolphins, lynx hang out for 9-25 years and party on their birthday three times a year
rotting feed residues
Water filtration; antiamebic agents.
combined clinical presentation
dirty substrate
Culling; increasing oxygen content in the insectarium.
When your next jubilee falls in {name} life years
unfavorable upon infection
Human
days
Disease affecting specific internal organs or organ systems.
impaired hemolymph circulation
Enrichment of the diet with protein and vitamins.
stuck in molt
adult
mummification
respiratory failure under stress
Health
About health
Culling; improvement of housing conditions.
nutritional deficiency
When your next birthday would fall if you lived as {name}
absence of limbs
results
unusual behavior
reddening of body
Chronic course 20–40 days.
addnv
chronic
fly intrusion
Upcoming jubilees
mo
Diet correction; antibacterial support.
little precipitation in winter, more in summer
all seas and oceans
selective mutation
Culling of females; selection.
Winter with snow
Complete destruction of the infected population is recommended; sterilization of equipment by autoclaving or 10% hypochlorite solution; use only certified virus-free lines.
20–30 days.
Height
Acaricidal treatment (pyrethrins in very low concentration).
localized abscesses
absence of spermatophores
overheating
loss of smell response
water
low air humidity
long term laboratory breeding
Culling of the entire herd; 30-day quarantine; sterilization.
Visible from 2–3 years of age in nymphs; stable chronic course.
Supportive therapy.
chronic hypoxia
dry, cold winter, lots of grass, few trees
Improved nutrition; vitamin E in feed.
Symptoms from the moment of hatching; stable course without progression.
young after fast growth
soil contamination
Chronic course
What do they look like?
Maturity
emergence (insects)
end of lifespan
How do they live?
fertilization / egg laying
Low-purine diet; plenty of fluids.
birth / hatching
metamorphosis / end of larval stage
end of acceleration
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disoriantation
metarhizium anisopliae
very cold winter and very hot summer
old feed
reduced activity
normal behavior
Nearctic realm
entomophthora infection
weakened individuals
Introduction of new breeders from the wild.
fecal oral route
macrocheles
low activity
Wingspan
Manifests in the imago phase; leads to death within 5–12 days under stress.
islands and part of Australia, many unusual animals and plants
gene mutation
extreme emaciation
unfavorable without full herd replacement
mold
Complete destruction; prevention.
age
Living from 25 to 40 years. Orangutans, bald eagles, African elephants celebrate their birthday twice a year
egg resorption
body color mutation
Develops in 5–12 days.
quick fatigue
Full disinfection with 1% bleach is recommended; destruction of the affected batch; feeding only fresh feed; prevention with fumagillin at low concentration.
lots of rain, cool summer, snow in winter
Low precipitation in winter
Legendary longevity: over 100 years. Galapagos tortoises, Greenland sharks, ocean quahogs celebrate with family once every 4 years
weight loss
Present at birth due to genetic or developmental factors.
fungal plaque
broken antennae
low temperature
mothers milk
Taxons
discoloration
female infertility
cold, short summer, almost no trees
tissue destruction
Immediate temperature reduction to 26–28°C; enhanced ventilation; air humidification.
age
irritation
Culling of affected individuals is recommended; selection of healthy lines; maintenance of optimal humidity 60–70% and temperature 26–28°C.
high temperature
Close
was
dusty substrate
Marine world
white mycelium
Neotropical realm
chronic anorexia
Antiseptics + antibiotics.
contact
Temperature reduction to 24°C; culling.
stuck old cuticle
Temperate sea
absence of feed over 5 days
Rapid death.
lots of grass, few trees, rains are rare
d
Manifests in the imago stage.
Increasing humidity during molting; culling.
Mosquitoes, fruit flies, small crustaceans hustle for up to 7 months and throw a birthday party every week
loss of sound perception
islands and part of Australia, many unusual animals and plants
summer very hot, above +25…+30 °C
Nearctic realm
age diag bySize
North America and Greenland, from tundra to forests
Rapid progression over 2–6 days.
Antibiotics (enrofloxacin 0.05–0.2 mg/g); probiotics; clean water.
favorable in lab conditions
Observable decrease in normal movement or energy levels.
Pleasant summer
Cold and almost dry
hemolymph ph change
world of Afrotropics
trichomoniasis
mild
up to ~3 grams, up to 3 centimeters
pesticide toxicity
fights
adult insect
Antifungal agents.
yr
Destruction.
body deformity
Immune support.
rectal prolapse
Tundra
How do they breed?
black plaque
darkened cuticle
complete immobility
What do they eat?
developmental anomalies
dry and cold almost all year round
onion garlic and hot pepper
Where do they live?
Immediate culling.
Not treated; used in breeding.
early young
olfactory impairment
mycoplasma-like infection
water often floods the land, lots of grass
metarhizium anisopliae mycosis
rotten smell
megaselia scalaris
feed contamination
depends on duration
temperature fluctuations
generalized edema
feed deficiency
stress and unsanitary conditions
most of Europe and Asia, various forests, steppes and tundra
Gamers
Indicates recovery is likely when appropriate husbandry is provided.
Cool summer and lots of rain
bacterial disease
wk
My size?
stridulation disorder
temperament
surface emergence
swap
high humidity in heat
Calcium
guarded depends on progression
tobacco
celebrated their {n} birthday
Isolation; symptomatic support.
Impaired or abnormal gait indicating limb or joint problems.
Illness caused by parasites such as worms, protozoa, or ectoparasites.
Cold steppe
Sanitary treatment of eggs; replacement of males.
unfavorable
ifovirus infection
world of Australasia
Complete replacement of the substrate with a clean one; regular cleaning.
summer warm, many oaks, birches, maples
Length
Self-limiting.
◉{N} more on tap
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