Worker
Tail size
birth time
ambush
Heavy rains in summer
live adult frogs and toads
Dogs, dolphins, lynx hang out for 9-25 years and party on their birthday three times a year
m
Map
will celebrate their {n} birthday
shallow coastal zones of rivers and lakes
g
t
When your next jubilee falls in {name} life years
Human
Legs count
very hot and very humid all year round, rain almost every day
days
How old you would be if you lived as {name}
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.
very heavy rains in summer, almost no precipitation in winter
adult
Maturity
invertebrates
About health
When your next birthday would fall if you lived as {name}
Motorcycle
Snout color
Repro interval
results
Southeast Asia and islands, always hot and humid
Colors
Nostrils color
Sex
Upcoming jubilees
Gremllins
mo
hot, rains in summer, little precipitation in winter
live fish
little precipitation in winter, more in summer
all seas and oceans
Trophic type
all living animals without backbone
Filters
Upcoming birthdays
standing fresh waters — lakes, ponds, oxbow lakes
Breeding structure built or used for laying eggs and raising offspring.
Truly long lives: 40-100 years. Bowhead whales, albatrosses, giant tortoises recall their birthday at most once a year
Lifespan
Age (juvenile)
Age (from birth to death)
Hot, little precipitation in winter
Age (embryo)
Wanderers
Jubilee = every 10th birthday
Earliest developmental stage inside an egg or womb.
Business sausages
reptiles
Lifespan average
Egg shell count
Regeneration
live amphibians, frogs, salamanders
What do they look like?
Maturity
emergence (insects)
amphibians
end of lifespan
birds
hot, there is a dry season, trees shed their leaves
How do they live?
fertilization / egg laying
How do they behave?
birth / hatching
metamorphosis / end of larval stage
fish
end of acceleration
Share
swampy freshwater biotopes — peat bogs, marshes, river mangroves
Find a pet...
Mature, fully developed individual capable of reproduction.
Freshwater
hot, uneven rains, lots of grass and trees
Actively hunting and capturing live prey.
Pets
all rivers and lakes
Indomalayan realm
Indomalayan realm
freshwater cave
Tropical dry broadleaf forest
{name} jubilee
cm
Old-timers
Find an animal or breed...
desert and semi-desert
turns
Rascals
Litter size
Tropical savanna
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?
Living from 25 to 40 years. Orangutans, bald eagles, African elephants celebrate their birthday twice a year
°C
Not specified
Where are they found?
Species lacks any fixed or lasting shelter structure.
all rivers and lakes
Low precipitation in winter
Locomotion through water employed while searching for or capturing prey.
Legendary longevity: over 100 years. Galapagos tortoises, Greenland sharks, ocean quahogs celebrate with family once every 4 years
Offspring
Elders
Bro
lakes and ponds
freshwater marsh and wetlands
Taxons
carnivore
rivers and streams
if born as {name}
age
Predator remains still and concealed before launching a sudden attack.
birth date
small mammals — mice, shrews, bats
swimming
no permanent shelter
arid terrestrial biotopes with sparse vegetation
freshwater coastal and creek
Close
Egg shell color
was
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
The basics
My weight?
74 to 150 kilograms, 1.4 – 3 meters
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
primary food sources
Potential Habitat
d
In husbandry
On the go from 1.3 to 3.5 years. Forest mice, anoles, rainbow fish party on their birthday once a month
Feeding occurs in water bodies such as rivers, lakes, or oceans.
Mass
Mosquitoes, fruit flies, small crustaceans hustle for up to 7 months and throw a birthday party every week
Gestation
live reptiles, lizards, snakes, turtles
aquatic
small mammals
{name} birthday
Always hot
No results found
Hot with heavy summer rains
Eyes color
live birds
On the map
Female ♀
all life stages
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.
birth year
Maturity
Jaws count
terrestrial habitat, land surface outside water
sq mm
yr
How similar?
Male ♂
until the celebration
baby / chick
age as {name}
How do they breed?
On the go from 3.5 to 6 years. Hedgehogs, crows, lizards treat themselves to birthday snacks 6 times a year
What if eaten?
Neither
from birth to adulthood
Young offspring still dependent on parental care.
nest
What do they eat?
Where do they live?
Immature individual that has not yet reached reproductive maturity.
Marine world
from birth to death
Freshwater
Duration
Always hot and wet
This is me
freshwater
Gamers
Teeth count
hot, heavy rains in summer, little precipitation in winter
How are they built?
frogs and toads
mm
Theoretical lifespan
ml
Stars
Link copied
My age?
wk
My size?
terrestrial
Scales color
Asexual
swap
freshwater environment — rivers, lakes, ponds, swamps
Southeast Asia and islands, always hot and humid
active predation
Rabbits, falcons, red-eared turtles hang out for 6-9 years and party on their birthday four times a year
Where do they take shelter?
celebrated their {n} birthday
When you would have been born if you lived as {name}
very hot all year round, frequent rains, but sometimes dry
flowing fresh waters — rivers, streams, mountain torrents
Daddies
Lifespan maximum
Hermaphrodite ⚥
embryo
underground freshwater bodies — karst caves with water
Length
kg
Observations
◉{N} more on tap