The Mexican spiny pocket mouse is a small rodent with sharp spines on its back and large cheek pouches. It inhabits arid regions of Mexico and collects seeds for food.
The Mexican spiny pocket mouse differs from other rodents by sharp spines on its back and large cheek pouches. It helps disperse plant seeds and is an important part of the food chain in arid regions.
meadows, prairies, forb glades on land
homogamy, reproduction always with fertilization, no alternation of generations
Worker
Tail size
birth time
breeding
Hot and almost no precipitation
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
t
When your next jubilee falls in {name} life years
Human
days
South and Central America, hot and humid, huge forests
Warm summer
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
South and Central America, hot and humid, huge forests
invertebrates
24 to 38 grams, 10 – 25 centimeters
insects
About health
When your next birthday would fall if you lived as {name}
Repro interval
results
summer warm, winter not very cold
Colors
Sex
Upcoming jubilees
Gremllins
mo
hot, rains in summer, little precipitation in winter
Uses an excavated underground tunnel or chamber for refuge or nesting.
rains are very rare, almost a desert
little precipitation in winter, more in summer
Trophic type
all living animals without backbone
Filters
summer very hot, dry, lots of grass
Warm winter with almost no precipitation
Upcoming birthdays
searching and collecting seeds and insects at night using cheek pouches
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
Seeds
in a burrow
Height
rains almost always, very humid
young are born live on land, not hatched from eggs or roe
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
fruits
Lifespan average
in a terrestrial nest
leaves
dry grass
live birth
What do they look like?
Maturity
emergence (insects)
end of lifespan
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
end of acceleration
Share
Find a pet...
Mature, fully developed individual capable of reproduction.
nest hidden in an underground burrow
Pets
Spines color
terrestrial shrubland
Tropical dry broadleaf forest
Hot steppe
{name} jubilee
terrestrial shrub habitats — maquis, chaparral, bush
cm
Cheek pouches color
Old-timers
Find an animal or breed...
desert and semi-desert
storage
turns
Rascals
terrestrial forest
terrestrial herbaceous
Tail color
plant seeds
seeds
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
°C
Not specified
Actively searching habitats to locate food items.
Where are they found?
nest hidden in an underground burrow, only the mother provides parental care for the offspring
steppe
Low precipitation in winter
Legendary longevity: over 100 years. Galapagos tortoises, Greenland sharks, ocean quahogs celebrate with family once every 4 years
Offspring
Elders
Bro
winter dry and warm
normal sexual
Taxons
seeds, berries, fruits
if born as {name}
omnivore
age
birth date
arid terrestrial biotopes with sparse vegetation
rest
Fur color
Close
was
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
nocturnal
The basics
Neotropical realm
My weight?
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
Insects
primary food sources
Neotropical realm
burrow
arid steppe
after transformation until death
Potential Habitat
lots of grass, few trees, rains are rare
Very hot summer
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
Mosquitoes, fruit flies, small crustaceans hustle for up to 7 months and throw a birthday party every week
Gestation
land
summer very hot, above +25…+30 °C
{name} birthday
Spines size
Nearctic realm
Always hot
No results found
North America and Greenland, from tundra to forests
On the map
Pleasant summer
all life stages
Female ♀
green leaves
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
terrestrial habitat, land surface outside water
sq mm
yr
comfortable summer, +20…+25 °C
protection from sun
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
from birth to adulthood
Young offspring still dependent on parental care.
What do they eat?
Where do they live?
Immature individual that has not yet reached reproductive maturity.
forests on land — tropical, temperate, boreal
Duration
live insects
This is me
Foraging activity occurs primarily during nighttime hours.
Steppe
Always very wet
Gamers
How are they built?
Spines count
Temperate steppe
mm
Theoretical lifespan
ml
Stars
Link copied
My age?
wk
My size?
terrestrial
Asexual
swap
Cheek pouches size
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
When you would have been born if you lived as {name}
very hot all year round, frequent rains, but sometimes dry
Daddies
Lifespan maximum
very hot and almost no precipitation
foraging
Hermaphrodite ⚥
cheek pouch
Tomato
embryo
plant seeds — sunflower, grass, small wild seeds
Length
kg
Observations
◉{N} more on tap