Legendary longevity: over 100 years. Galapagos tortoises, Greenland sharks, ocean quahogs celebrate with family once every 4 years
Immature form that undergoes metamorphosis before adulthood.
Offspring
Worker
Elders
Tail size
Bro
birth time
Describes the act of excavating soil or substrate to locate or access food.
Taxons
carnivore
if born as {name}
Forages within or on the surface of soil or substrate.
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
g
age
t
When your next jubilee falls in {name} life years
Human
birth date
Head size
Close
very hot and very humid all year round, rain almost every day
was
days
South and Central America, hot and humid, huge forests
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
Warm summer
worms
The basics
How old you would be if you lived as {name}
Neotropical realm
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.
My weight?
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
adult
Maturity
centipedes
primary food sources
Neotropical realm
South and Central America, hot and humid, huge forests
teeth
burrow
insects
Potential Habitat
About health
Very hot summer
When your next birthday would fall if you lived as {name}
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
Repro interval
results
Mass
Mosquitoes, fruit flies, small crustaceans hustle for up to 7 months and throw a birthday party every week
terrestrial
summer warm, winter not very cold
Body size
islands and part of Australia, many unusual animals and plants
Colors
Sex
summer very hot, above +25…+30 °C
{name} birthday
Upcoming jubilees
live annelid worms
Gremllins
mo
Uses an excavated underground tunnel or chamber for refuge or nesting.
soil
No results found
underground
Trophic type
Filters
On the map
Captures or processes food by biting or nipping with the mouth.
lunge
all life stages
Female ♀
Body color
Upcoming birthdays
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.
Truly long lives: 40-100 years. Bowhead whales, albatrosses, giant tortoises recall their birthday at most once a year
Lifespan
birth year
Maturity
rains almost always, very humid
terrestrial habitat, land surface outside water
Age (from birth to death)
sq mm
yr
Wanderers
soil
How similar?
world of Australasia
Jubilee = every 10th birthday
Male ♂
until the celebration
Warm summer and frequent rains
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
Earliest developmental stage inside an egg or womb.
Business sausages
Lifespan average
What do they eat?
Where do they live?
early young
summer warm, rains frequent
Hard dental structures used to bite, tear, or scrape food.
What do they look like?
Maturity
emergence (insects)
world of Afrotropics
end of lifespan
How do they live?
fertilization / egg laying
How do they behave?
birth / hatching
metamorphosis / end of larval stage
end of acceleration
Share
Duration
Find a pet...
Mature, fully developed individual capable of reproduction.
hot, uneven rains, lots of grass and trees
live insects
Always hot and wet
This is me
Actively hunting and capturing live prey.
Always very wet
digging
Gamers
Pets
How are they built?
mm
Theoretical lifespan
ml
Stars
Link copied
My age?
biting
wk
My size?
live centipedes and chilopod myriapods
terrestrial
Feeding occurs primarily on land or in vegetation.
{name} jubilee
Asexual
swap
cm
Old-timers
Find an animal or breed...
active predation
turns
Rabbits, falcons, red-eared turtles hang out for 6-9 years and party on their birthday four times a year
Rascals
Where do they take shelter?
Tail color
olfaction
Head color
celebrated their {n} birthday
hot Africa south of the desert, many savannas and forests
When you would have been born if you lived as {name}
Litter size
Daddies
Tropical savanna
Lifespan maximum
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
foraging
°C
Not specified
Hermaphrodite ⚥
Actively searching habitats to locate food items.
Where are they found?
embryo
Orange
38 to 65 grams, 15 – 40 centimeters
Length
kg
Rapid forward strike to seize prey.
searching and capturing prey in underground burrows
Observations
◉{N} more on tap