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brazos watersnake
Nerodia harteri
The Brazos water snake is a non-venomous medium-sized snake that lives only in the rivers of the Brazos River basin in the state of Texas. It swims well and spends most of its time in or near the water.
The Brazos water snake is distinguished by its narrow range and a special pattern of dark stripes on an olive background. It is important for nature because it controls the number of fish and serves as food for birds and mammals.
active hunting and ambushing
trophic:carnivore
feeding_sense:vision
#fbf8f1
4491.290620304045
5774.516511819486
500.0
1050.0
826.491421536387
1291.3928461506046
Immature form that undergoes metamorphosis before adulthood.
Worker
Tail size
Were {name} like {animal}, then:
birth time
vertebrates
ambush
live adult frogs and toads
pursuit
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
days
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
fish of small size
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
Trophic type
Filters
small fish
Upcoming birthdays
standing fresh waters — lakes, ponds, oxbow lakes
Truly long lives: 40-100 years. Bowhead whales, albatrosses, giant tortoises recall their birthday at most once a year
Lifespan
rains almost always, very humid
Age (juvenile)
Age (from birth to death)
Age (embryo)
Wanderers
Jubilee = every 10th birthday
Cross bands color
Warm summer and frequent rains
Earliest developmental stage inside an egg or womb.
animals with backbone
Business sausages
Lifespan average
Rapidly swallows prey or food items whole without chewing.
summer warm, rains frequent
live amphibians, frogs, salamanders
What do they look like?
Maturity
emergence (insects)
amphibians
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
swampy freshwater biotopes — peat bogs, marshes, river mangroves
Find a pet...
Mature, fully developed individual capable of reproduction.
Freshwater
gulping
Actively hunting and capturing live prey.
Pets
all rivers and lakes
Primary oral structure used to seize, manipulate, or ingest food.
Nearctic realm
Feeding occurs primarily on land or in vegetation.
whole swallow
{name} jubilee
cm
tadpoles and frog larvae
Old-timers
Find an animal or breed...
mouth
turns
Rascals
terrestrial grassland and steppe
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
°C
Not specified
Where are they found?
Species lacks any fixed or lasting shelter structure.
all rivers and lakes
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
if born as {name}
Actively chases and captures mobile prey in open space.
age
Predator remains still and concealed before launching a sudden attack.
birth date
Head size
swimming
no permanent shelter
freshwater coastal and creek
Close
was
Career from 7 to 15 months. Dwarf hamsters, voles, field crickets celebrate their birthday twice a month
The basics
My weight?
Non-stop carnival: they only live a few days. Mayflies, rotifers, midges celebrate their birthday more than twice a day
primary food sources
teeth
Potential Habitat
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
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
terrestrial
Gestation
from 130 grams to 0.5 kilograms, 0.35 – 0.8 meters
Body size
aquatic
vision
summer very hot, above +25…+30 °C
{name} birthday
Nearctic realm
No results found
North America and Greenland, from tundra to forests
On the map
lunge
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.
Keeled scales color
birth year
lots of grass, few trees, rains occur
Maturity
sq mm
yr
How similar?
Male ♂
until the celebration
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?
Keeled scales count
Neither
What do they eat?
Where do they live?
from birth to death
early young
Hard dental structures used to bite, tear, or scrape food.
Freshwater
active hunting and ambushing
Duration
This is me
freshwater
Always very wet
Gamers
How are they built?
Temperate steppe
frogs and toads
mm
Theoretical lifespan
ml
Stars
Link copied
My age?
wk
My size?
tadpoles
Asexual
swap
freshwater environment — rivers, lakes, ponds, swamps
active predation
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?
Warm summer and lots of rain
Head color
celebrated their {n} birthday
open grassy spaces — steppes, savannas, prairies
When you would have been born if you lived as {name}
Daddies
Lifespan maximum
whole life
Hermaphrodite ⚥
North America and Greenland, from tundra to forests
Primarily detects and locates food using eyesight.
embryo
Zucchini
Length
kg
lots of rain, warm and pleasant summer
Rapid forward strike to seize prey.
Observations
◉{N} more on tap
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