temperature above 35c
Immature form that undergoes metamorphosis before adulthood.
Hygiene; antibacterial treatment.
Hot and almost no precipitation
Heavy rains in summer
cramped containers
Complete culling of the colony; start with new healthy lines.
Map
moist moss
wounds and bacteria
summer mild, +15…+20 °C
cuticle spots
depends on care
candida yeast
Warm summer
limb anomaly
Replacement of males with healthy ones.
complex
rapid dehydration
infection via feed
Chronic coexistence.
Lifelong condition; manifests immediately after hatching.
South and Central America, hot and humid, huge forests
Coconut
fusariosis
accumulation of lethal alleles
Develops in 30–60 days; chronic.
limb autotomy complications
Reducing stocking density to 50–100 individuals per liter; enriching the diet with protein; adding shelters.
recurring outbreaks
Replacement of breeding stock; introduction of outbreeding; optimization of the protein diet.
Providing constant access to clean water; detoxification diet.
Isolation of damaged areas; antiseptic treatment of the environment; increasing humidity.
very hot and almost no rain
ammonia poisoning
Housing under standard conditions.
Division into several containers; regular culling.
rains are very rare, almost a desert
dehydration
congenital
hormonal gene mutations
infected bacteria
age diag byOther
Warm or hot summer
Not treatable; culling.
Palearctic realm
grain flour
Upcoming birthdays
Lifespan
Reduced humidity; ventilation.
age of producers
oat flakes
white skin spots
hemolymph inflammation
old age
Affecting multiple organs or the entire body.
Very hot and almost dry
Antifungal agents; acidic environment.
most of Europe and Asia, various forests, steppes and tundra
injury
egg laying problems
contaminated feces
Warm summer and frequent rains
lack of diversity
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
Does not require special treatment; observation.
lack of flight
genetic factor
albinism
spores in water
hypercalcemia
Freshwater
very cold, lots of snow and ice
from 0.5 to 0.8 kilograms, 0.5 – 1 meter
septicemia
fatal
training aptitude
hereditary defect
cm
genetic predisposition
turns
transport stress
Fat
improper lighting
Lifelong sign.
diseases symptoms reproductive disorders
shell cracks
tissue liquefaction
black stool
favorable in early stages
Manifests from the moment of hatching; mild course — lifelong without progression; severe — reduced survival in the first 7–14 days.
Elders
Bro
Long-lasting or recurring health condition persisting over an extended period.
spinal muscular atrophy
hormonal regulation defects
malnutrition
birth date
Chronic throughout the reproductive period (60–90 days).
unfavorable without barrier
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
The basics
genetic pigment anomaly
Quickly resolves when temperature is equalized.
Clean environment.
depends on treatment
virus
beauveria bassiana
cardiac necrosis
favorable
lots of rain, summer not hot
Mass
cold winter, lots of coniferous trees: spruce, pine
laboulbeniales
Gestation
bacterial hepatitis
cricket iridovirus
Episodic outbreaks every 2–3 months.
clustering in one corner
Death at the nymph stage 30–45 days.
Always hot
photophobia
On the map
Reducing humidity to 40%; removal of affected animals; fungicides.
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.
early death of imago
digenean trematodes
bloody diarrhea
birth year
bacterial endocarditis
lots of rain, summer from warm to very hot
terrestrial habitat, land surface outside water
Reducing humidity to 50%; treating the environment with chlorhexidine or peroxide solution; removing affected individuals.
Complete destruction of the colony; prolonged break in breeding.
sq mm
chronic toxins
Indicates a minor health issue that typically resolves with minimal intervention.
until the celebration
What if eaten?
Complete substrate replacement and disinfection; feeding with fresh vegetables; adding chamomile or yarrow decoction to the water.
much snow in winter, cold
5–12 days.
opening of spiracles
insects from nature
world of Afrotropics
lack of ventilation
gregarine infection
glugea
Always hot and wet
6–12 days.
Warm summer with almost no rain
sex ratio disruption
Complete protection against penetration; destruction of infected ones.
frequent infections
Acute course 1–4 days.
Replacement of males; improvement of conditions.
How are they built?
lack of egg laying
mm
ml
My age?
Serious or life-threatening health condition requiring urgent attention.
Complete herd replacement; strict selection of breeding stock.
pseudomonas aeruginosa infection
Hormonal stabilizers through feed (ecdysterone-like substances in microdoses).
Southeast Asia and islands, always hot and humid
Rabbits, falcons, red-eared turtles hang out for 6-9 years and party on their birthday four times a year
slow growth
stress
arthritis
poor molting
very hot and almost no precipitation
rickettsiosis
infertile males
North America and Greenland, from tundra to forests
embryo
vertical transmission
kg
body tremor
1–3 days.
drying out
infected breeders
lack of water
microsporidian species infection
loss of appetite
bacterial brain abscess
m
Increasing ventilation openings; reducing density.
microsporidium sp
g
t
refusal to eat
hot Africa south of the desert, many savannas and forests
Destruction of infected animals; sterilization.
very cold, short summer, almost no trees, lots of moss
thermoregulation disorder
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
Detected 30–45 days after puberty; chronic course.
Adding chitin and calcium to the feed; humidity control.
salivation
Dryness; biological preparations; isolation.
Warm or hot summer and rains
Recurs every 14–30 days.
summer warm and almost no rain
nuclear polyhedrosis
Loss of 30–70% of the clutch.
Southeast Asia and islands, always hot and humid
Symptoms within 2–5 days.
Chronic with constant high density.
systemic
Sex
Rapid reproduction in 5–10 days.
summer very hot, dry, lots of grass
insect salmonellosis
Truly long lives: 40-100 years. Bowhead whales, albatrosses, giant tortoises recall their birthday at most once a year
Chronic, cosmetic.
salivary gland disease
inherited hydrocephalus
Acute over 4–8 days.
wing deformation
meat waste
liquid stool
Tundra
Very cold winter and hot summer
moderate
Juvenile stage following larval metamorphosis but not yet adult.
summer warm, rains frequent
streptococcus iniae
Tool bran
Isolation of sick animals; sanitary treatment of the entire container.
monodiet
red spot disease
white coating
Mature, fully developed individual capable of reproduction.
nematode infection
Cold sea
Incubation 7–14 days; mass mortality on day 20–30.
entomophthora fungus
Pets
Indomalayan realm
recessive mutation
Indomalayan realm
Replace feed with fresh; add probiotics to the diet.
Involuntary shaking or trembling of the body.
Complete change of feed and substrate; addition of antibacterial components (propolis, garlic in microdoses); probiotics.
Find an animal or breed...
Interruption of the life cycle; substrate change.
terrestrial forest
Flooded grasslands
Mortality within the first 5–10 days.
red hemolymph
1–4 days.
internal fungal lesions
2–6 days.
Water change; addition of metronidazole in microdoses.
Isolation; symptomatic support; euthanasia in severe cases.
Litter size
5–15 days.
rapid breathing
Antibacterial therapy (fluoroquinolones in microdoses); drying of the environment.
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
How to care for them?
common diseases
°C
Not specified
nightshade plants
Replacement of males; improvement of nutrition.
all seas and oceans
eating feces
unfavorable in colony
skin lesions
mass mortality
Very cold
Selection for long-lived individuals.
depends on severity
viral infection
if born as {name}
Euthanasia; colony sanitation.
Maintaining humidity 75–85% during molts; frequent misting.
introduction
water is almost always warm, even in winter you can swim, very hot in summer
Use of sterile substrate.
Protein
rough handling
chronic dyspepsia
Neotropical realm
white spots on abdomen
Manifests on day 7–10 of each molt; mild — recovery within 2 days; severe — death within 24 hours.
Euthanasia of severely affected; selection.
malnutritio
citrus fruits
Quarantine 30 days; treatment.
Water
Biological fungicides; removal of affected plants; dry conditions.
spoiled feed
Progresses over 7–21 days.
age diag byColoration
Warm sea
egg-laying defective
{name} birthday
Vitamin correction.
moist environment
inherited weak immunity
breathing problems
cannibalism
Transition to balanced feed (grains + vegetables + protein); addition of vitamin-mineral premixes.
weak wings
chocolate
draft
Increasing space for movement; environmental enrichment.
environmental pollution
Destruction of the entire colony; sterilization of equipment; start breeding from certified virus-free lines.
weak nymphs
Death within several hours.
comfortable summer, +20…+25 °C
severe
Frequently observed or widespread in the species or population.
Death of females 7–14 days after maturation.
Probiotics; diet; clean water.
age as {name}
male fertility reduction
parasitoid wasp infestation
import
Health issue of intermediate seriousness, neither mild nor life-threatening.
fresh greens
Chronic problems after each molt.
Marine world
flagellata
Acute injury; healing within 7–14 days at the next molt.
Temperate mixed forest
Very hot and dry
shortened wings and body
7–14 days.
Condition that typically results in death without intervention.
Destruction of the affected batch; thermal treatment of the substrate; use of nematicidal preparations in low concentrations.
This is me
Steppe
steinernema infection
Repeats with each molt.
Installation of uniform heating.
favorable after eliminating cause
complete paralysis
absence of pigment in body
very hot during the day, cold at night, almost no rain
bacterial septicemia
low mobility
10–20 days.
Stimulation of movement.
Taiga
Water filtration; antiprotozoal agents.
Asexual
unusual color
cricket paralysis virus-like
Local antisepsis; antibiotics.
limb loss
defecation disorder
erratic movement
aspergillosis
When you would have been born if you lived as {name}
corn and potato
Daddies
bacterial encephalitis
parasitic nematodes type ii
summer not hot, from +15 to +25 °C
Hermaphrodite ⚥
genetic diseases
antenna mutation
3–8 days.
nocturnal restlessness
Acute infection within 4–8 days.
Recovery after shedding.
will celebrate their {n} birthday
mold on walls
organ diseases
bluish glow
Litters lifetime count
unfavorable without intervention
very hot and very humid all year round, rain almost every day
Culling of the line.
Reducing humidity; treating the environment with fungicides; strengthening immunity with feed.
South and Central America, hot and humid, huge forests
adherence to substrate
Destruction of vectors; antibiotics.
Selection of healthy lines; isolation of mutants; maintenance of optimal temperature 28–30°C and humidity 60–70%.
infection
very heavy rains in summer, almost no precipitation in winter
hyperactivity
distended belly
genetic defect
Reducing humidity below 60%; ventilation; antifungal treatment of the environment.
dirty water
water contamination
classical swine fever
Acute course
summer warm, winter not very cold
temperature for housing
cuticle pigmentation defect
Cool summer
Manifests on day 10–20; often leads to death.
Fumigation; spore destruction; new colony.
Gremllins
genetic failure
wet dirt
Filters
Develops within 7–14 days.
5–9 days.
paralysis viralis
incomplete shedding
white threads in body
rains almost always, very humid
Fungicidal treatment; substrate replacement.
unfavorable during outbreak
Soft feeds; antiseptics in drinking water.
Wanderers
Transovarially transmitted; manifestation in 20–40 days.
amoebiasis — entamoeba ranarum
world of Australasia
Symptoms appear after 1–2 days without water.
Dry environment; removal of old feed; treatment with diatomaceous earth or sulfur.
Jubilee = every 10th birthday
Minimum space
egg death
absence or shortening of antennae
Business sausages
sharp edges
avocado
Normalization of temperature and humidity; removal of toxins.
heat stress susceptibility
trauma frequent
larvae on body
darkening of spiracles
sarcophagidae
bacterial dysbiosis
diarrhea
Antibacterial treatment; improvement of hygiene.
How do they behave?
aspergillus spp
Carbohydrates
death
Manifests in 20–40 days.
water is cool or warm, cold in winter, comfortable to swim in summer
all rivers and lakes
serratia marcescens infection
Lots of rain and cool summer
failure to hatch
Hot steppe
calcium excess
{name} jubilee
Supportive care.
Summer from cool to warm
laboratory selection
hepatic abscess
transport
Old-timers
soft shell
Antibiotics; isolation; improved hygiene.
Rascals
milk dairy
hot Africa south of the desert, many savannas and forests
Death within 14–28 days.
Disease caused by pathogenic microorganisms: bacteria, viruses, fungi, or protozoa.
Rapid progression over 5–10 days.
white plaque in mouth
abscesses on body
Where are they found?
Complete disinfection of containers with boiling water and alcohol; replacement of the entire herd; broad-spectrum antibiotics in low doses through feed.
all rivers and lakes
insect feed
wound
improper diet
fat body necrosis
reduced light response
10–25 days.
Palearctic realm
Drying; diatomaceous earth.
diseases symptoms movement disorder
After 4–5 months of continuous breeding.
bradycardia
Destruction of the colony.
My weight?
bakery products
skin spots
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
inability to move
Potential Habitat
malpighian tubule tumors
Very hot summer
Removal of carcasses; reduction of humidity.
Removal from breeding; improvement of housing conditions; addition of calcium and B vitamins to the diet.
In husbandry
On the go from 1.3 to 3.5 years. Forest mice, anoles, rainbow fish party on their birthday once a month
low humidity during molting
substrate
Quarantine of new individuals; treatment with sulfur powder.
complex cycle
xylitol products
Chronic throughout the reproductive period.
depends on timely correction
vibration
Gradual temperature increase; avoid sudden changes.
inability to jump
No results found
3–7 days.
parasites causes protein deficiency
Acute course over 2–5 days; high mortality.
unfavorable without full replacement
Chronic course 14–60 days; mild — asymptomatic; severe — emaciation.
Death within 10–14 days.
unsanitary keeping conditions
fungal infection
unfavorable for breeding
grains and seeds
hind leg paralysis
red streaking
swollen abdomen in nymphs
Develops after 60 days of life.
noise
How similar?
basal membrane pathology
white eyes
Male ♂
bloating
On the go from 3.5 to 6 years. Hedgehogs, crows, lizards treat themselves to birthday snacks 6 times a year
fungi
Setting 12–14 hours of light per day.
Very dry
Neither
large number of individuals
Moss removal; substrate drying.
Careful handling of the substrate; separate incubation containers.
forests on land — tropical, temperate, boreal
pyemotes
Freshwater
ecdysis failure syndrome
escherichia coli
parasitic diseases
ectoparasitic mites
Always very wet
darkened body
Theoretical lifespan
Stars
Link copied
Progresses over 3–10 days until death.
uric acid accumulation
terrestrial
vegetables and fruits
absence of metamorphosis
Balancing the mineral composition of the feed.
avitaminosis
early death
microsporidia
inbreeding
Where do they take shelter?
Warm summer and lots of rain
infectious diseases
Disorder caused by inherited or mutation-based factors.
Hygiene; quarantine; culling.
very hot all year round, frequent rains, but sometimes dry
acarid mites
Lifespan maximum
20–45 days.
chitin synthase gene mutations
4–10 days before death.
Placement in a quiet place; minimization of disturbance.
Tetracycline therapy in low doses; line replacement.
lots of rain, warm and pleasant summer
Observations
nosema
moderate
Worker
birth time
hormonal disruption
Constant access to moisture; moist substrate.
Dogs, dolphins, lynx hang out for 9-25 years and party on their birthday three times a year
Decrease in egg-laying for 14–30 days.
4–10 days.
dirty substrate
uneven heating
Manifests from day 14.
When your next jubilee falls in {name} life years
Full substrate replacement; ventilation; density reduction.
Human
infected producers
Full isolation; destruction of flies; fine-mesh netting.
days
Disease affecting specific internal organs or organ systems.
pathogenic strains
pesticide contamination
adult
howardula aoronymphium infection
Health
Quarantine; destruction; prevention.
About health
wet contaminated substrate
When your next birthday would fall if you lived as {name}
depression
Diet correction; addition of vitamin E and protein.
fruits
results
Freezing feed before feeding; sanitation.
myocarditis
Develops over 14–30 days.
addnv
chronic
Upcoming jubilees
pinkish coating
mo
little precipitation in winter, more in summer
all seas and oceans
selective mutation
low egg production
Winter with snow
Height
overheating
loss of smell response
low air humidity
Antiseptic treatment; isolation; improved hygiene.
absence of clutches
fat body pathology
poor diet
Peak on 10–25 day of life.
young after fast growth
Chronic course
What do they look like?
Maturity
open access
emergence (insects)
end of lifespan
Not treatable.
How do they live?
fertilization / egg laying
birth / hatching
metamorphosis / end of larval stage
end of acceleration
depends on location and stage
Share
Coccidiostats; hygiene.
Find a pet...
7–14 days until peak.
metarhizium anisopliae
very cold winter and very hot summer
Absence of organic waste; traps.
wolbachia
old feed
Nearctic realm
entomophthora infection
shrunken abdomen
Isolation; improvement of environmental conditions.
Replacement of substrate with dry one; treatment with vinegar solution.
fecal oral route
low activity
Wingspan
Reducing the proportion of grains in the diet; increasing vegetables and protein; normalizing density.
islands and part of Australia, many unusual animals and plants
hind leg weakness
gene mutation
resource competition
Removal from the infected area; washing of containers.
genetic color factor
Immediate increase in humidity to 70–80%; provision of fresh water and moist vegetables; reduction of temperature to 25°C.
Death on day 30–50 instead of 90.
Introduction of fresh greens, carrots, apples, and vitamin supplements into the diet.
Antibacterial diet; isolation.
osteomyelitis
Living from 25 to 40 years. Orangutans, bald eagles, African elephants celebrate their birthday twice a year
body color mutation
Develops in 5–12 days.
internal host consumption
protein feed
attachment to substrate
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
bacterial dysentery
unpleasant odor
Visible during molting on day 14–21; mild — cosmetic defect; severe — death from dehydration in 3–5 days.
Irreversible damage within 12–48 hours.
weight loss
Present at birth due to genetic or developmental factors.
Taxons
discoloration
mite vectors
female infertility
cold, short summer, almost no trees
Regular renewal of the flock with young individuals.
female death
plistophorosis
age
irritation
stiffness
genetics
coccidia
Tetracycline antibiotics.
Close
was
Marine world
neon tetra disease
white mycelium
Neotropical realm
14–30 days.
chronic anorexia
Probiotics; high-fiber diet.
Keeping in shaded conditions; protection from direct light; standard care.
contact
stuck old cuticle
Temperate sea
Increase humidity to 80%; careful mechanical assistance during molting; adding vitamin E to the feed.
temperature below 15c
Rapid death.
lots of grass, few trees, rains are rare
d
garden soil
worm emergence from body
Mold removal; treatment with fungicidal preparations; reduction of humidity.
Detected after 40–60 days.
Mosquitoes, fruit flies, small crustaceans hustle for up to 7 months and throw a birthday party every week
lack of offspring
islands and part of Australia, many unusual animals and plants
summer very hot, above +25…+30 °C
Increase in shelters; reduction in stocking density.
Mass mortality on day 1–14 of life.
Nearctic realm
age diag bySize
North America and Greenland, from tundra to forests
favorable in lab conditions
Pleasant summer
Cold and almost dry
prevention by selection
world of Afrotropics
red spots on body
limb deformities
mild
white mutation
Penicillin-group antibiotics in low concentration; sanitation.
adult insect
yr
body deformity
melanin gene mutation
Tundra
How do they breed?
black plaque
Lifelong.
complete immobility
What do they eat?
dry and cold almost all year round
onion garlic and hot pepper
Where do they live?
early young
water often floods the land, lots of grass
metarhizium anisopliae mycosis
rotten smell
body trembling
Death within 6–24 hours.
megaselia scalaris
organic pollution
temperature fluctuations
Mass mortality within 24–72 hours.
access of entomophagous insects
lack of exercise
most of Europe and Asia, various forests, steppes and tundra
After 50–70 days.
Gamers
Mild — localized lesion in 7 days; severe — epizootic in 14–21 days.
Indicates recovery is likely when appropriate husbandry is provided.
cryptococcosis
Cool summer and lots of rain
excess carbohydrates diet
Manifests after the first molt; affects orientation.
bacterial disease
wk
My size?
temperament
nymph mortality
swap
uneven coloration
room treatment
Providing quiet; gradual acclimatization; wet feeds.
high humidity in heat
Calcium
guarded depends on progression
celebrated their {n} birthday
Develops within 3–7 days.
Illness caused by parasites such as worms, protozoa, or ectoparasites.
Begins on days 10–20 in crowded conditions; progresses to colony stabilization.
unfavorable
ifovirus infection
Vitamin D3
world of Australasia
30–60 days.
Resolves in 3–7 days.
summer warm, many oaks, birches, maples
Length
fat body disease
severe dehydration
◉{N} more on tap