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long-tailed-ground-squirrel-1763717
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long-tailed ground squirrel
Urocitellus undulatus
The long-tailed ground squirrel is a medium-sized rodent from the squirrel family. It lives in the steppes and mountains of Central Asia, digs deep burrows, and spends the winter in hibernation.
The long-tailed ground squirrel differs from other ground squirrels with its particularly long tail and wavy pattern on its back. It loosens the soil, spreads plant seeds, and serves as important food for birds of prey and beasts.
collects food near the burrow and carries in cheek pouches
trophic:omnivore
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1223.5875
2027.9696911254482
200.0
290.0
579.0059876388406
581.1677572585795
The fur changes twice a year — in spring and autumn.
-1
-1
homogamy, reproduction always with fertilization, no alternation of generations
Worker
Tail size
Were {name} like {animal}, then:
birth time
Describes the act of excavating soil or substrate to locate or access food.
Dry warm summer and snowy winter
breeding
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
summer mild, +15…+20 °C
t
When your next jubilee falls in {name} life years
Human
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.
adult
Maturity
Winter is dry and snowy
invertebrates
insects
About health
cool, lots of coniferous trees, snow in winter
When your next birthday would fall if you lived as {name}
Repro interval
results
land coast flooded by tides — salt marshes, littoral zone
protection from predators
Colors
Cool summer
Sex
Upcoming jubilees
Gremllins
mo
Uses an excavated underground tunnel or chamber for refuge or nesting.
rains are very rare, almost a desert
conifer cones
little precipitation in winter, more in summer
alpine meadows and arctic tundra on land
Trophic type
all living animals without backbone
Filters
Palearctic realm
leaves
grass
Upcoming birthdays
Winter with snow
eggs, roe or offspring develop in a nest built on the ground or close to it
Truly long lives: 40-100 years. Bowhead whales, albatrosses, giant tortoises recall their birthday at most once a year
Lifespan
high in the mountains, cold, lots of grass and shrubs
leaf
in a burrow
rains almost always, very humid
young are born live on land, not hatched from eggs or roe
Age (juvenile)
collects food near the burrow and carries in cheek pouches
Age (from birth to death)
cones of coniferous trees with seeds
Age (embryo)
most of Europe and Asia, various forests, steppes and tundra
Wanderers
Food items are collected from exposed outer surfaces of substrates.
Jubilee = every 10th birthday
dry, cold winter, lots of grass, few trees
Earliest developmental stage inside an egg or womb.
Business sausages
fruits
roots
Lifespan average
in a terrestrial nest
leaves
dry grass
Montane grasslands
live birth
What do they look like?
Maturity
emergence (insects)
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
seeds
Find a pet...
Mature, fully developed individual capable of reproduction.
nest hidden in an underground burrow
digging
Pets
Feeding occurs primarily on land or in vegetation.
{name} jubilee
Claws count
cm
Temperate coniferous forest
Old-timers
Find an animal or breed...
Claws size
turns
Rascals
terrestrial forest
terrestrial grassland and steppe
terrestrial intertidal
Tail color
Litter size
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
grazing
°C
Not specified
alpine and arctic tundra
Actively searching habitats to locate food items.
winter almost without rain, but lots of snow
Where are they found?
nest hidden in an underground burrow, only the mother provides parental care for the offspring
steppe
Feeds by cropping or nibbling low-growing vegetation or algae.
Low precipitation in winter
Legendary longevity: over 100 years. Galapagos tortoises, Greenland sharks, ocean quahogs celebrate with family once every 4 years
Offspring
Elders
leaves and stems of grasses and other herbaceous vegetation
Bro
normal sexual
Taxons
seeds, berries, fruits
if born as {name}
omnivore
age
birth date
Palearctic realm
soil
rest
Fur color
Close
was
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
The basics
climbing
hibernation
My weight?
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
surface
primary food sources
teeth
burrow
arid steppe
Potential Habitat
lots of grass, few trees, rains are rare
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
Mass
young shoots and leaves of plants
cold winter, lots of coniferous trees: spruce, pine
Mosquitoes, fruit flies, small crustaceans hustle for up to 7 months and throw a birthday party every week
terrestrial
Plants
Gestation
from 130 grams to 0.5 kilograms, 0.35 – 0.8 meters
land
{name} birthday
Food is gathered directly from leaf surfaces.
grass
No results found
underground
On the map
Pleasant summer
Female ♀
all life stages
Cold and almost dry
Body color
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
lots of grass, few trees, rains occur
Shelter used specifically for reproduction or nesting.
Maturity
Skin color
caring mother
bird eggs
terrestrial habitat, land surface outside water
sq mm
yr
comfortable summer, +20…+25 °C
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?
Very dry
Neither
Moving up vertical surfaces like trunks or rocks to reach food.
from birth to adulthood
Young offspring still dependent on parental care.
What do they eat?
dry and cold almost all year round
Where do they live?
Immature individual that has not yet reached reproductive maturity.
from birth to death
much snow in winter, cold
Hard dental structures used to bite, tear, or scrape food.
forests on land — tropical, temperate, boreal
Duration
dry and warm summer, winter with snow
live insects
This is me
most of Europe and Asia, various forests, steppes and tundra
Steppe
Always very wet
Gamers
How are they built?
Temperate steppe
mm
Theoretical lifespan
ml
Stars
Link copied
My age?
wk
My size?
terrestrial
Taiga
Asexual
swap
roots and plant tubers
Cheek pouches size
Who among us will transform as if by magic and become like {animal}?
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?
Denotes a grassland or steppe habitat preference.
inhabit and develop on land, outside water bodies
celebrated their {n} birthday
open grassy spaces — steppes, savannas, prairies
When you would have been born if you lived as {name}
Cold steppe
Daddies
Lifespan maximum
foraging
Hermaphrodite ⚥
cheek pouch
embryo
eggs
Zucchini
Length
kg
Observations
◉{N} more on tap
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