# data[].attributes.body
Texas Antelope Squirrel, Ammospermophilus interpres

Mexican Ground Squirrel, Spermophilus mexicanus

Botta’s Pocket Gopher, Thomomys bottae

Desert Pocket Gopher, Geomys arenarius

Plains Pocket Mouse, Perognathus flavescens

Silky Pocket Mouse, Perognathus flavus

Coues’ Rice Rat, Oryzomys couesi

Marsh Rice Rat, Oryzomys palustris

Porcupine, Erethizon dorsatum

Nutria, Myocastor coypus

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Their teeth are Highly specialized for gnawing, all rodents have a single pair of upper and lower teeth followed by a gap and one or more molars

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There is a well developed pterygiod region of their skull

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There is hard enamel on the front and back of Each tooth and a softer dentine behind the enamel

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The feet have five toes

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Varies Specie to Specie

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Many are to some degree omnivorous; others are highly specialized, eating, for example, only a few species of invertebrates or fungi.

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There are no specific requirements Rodents can live in every continent, except Antarctica, and range from highly aquatic to living in the desert

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Found in coastal areas and lives in Sandy dunes they can be found in
North America
The Middle East

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Long Dense Fur
Large ears
Long Hind legs and short front legs
Large eyes with a black circle around them
Heart
Lungs

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Live in Burrows in groups
Eat Seeds

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Live in Chile in the mountains at elevations of 3,000-5,000 meters

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Broad Head
Large Ears
Dense fur
Strong Hind legs
Teeth for gnawing

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Primarily Nocturnal
Rest in holes
Seeds, grass, insects and bird eggs
Live in Colonies of up to 100

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Forests of North America

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A fold of skin that stretches from the wrists to the ankles
Tail that is used for balance
Nails
Five toes

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Usually feed on fungi and lichens, although they can also eat insects, nuts, buds, seeds and fruits
Does not hibernate
They Share a nest to keep warm

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160 million years, Late Jurassic

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11,000 to 1.8 million years late Pleistocene epoch

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Species New to Science. 16 Aug. 2013, novataxa.blogspot.com/2013/08/
rugosodon-eurasiaticus.html?m=1. Accessed 29 May 2018.

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Neogene, 2.58 million

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a to z the USA. atoztheusa.blogspot.com/2013/02/
fossil-representative-of-minnesota.html. Accessed 29 May 2018.

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50 million Early Eocene

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12 million years ago, during the Miocene epoch

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Petiet, Alexandra E., et al. "High-resolution magnetic resonance histology of
the embryonic and neonatal mouse." PNAS, National Academy of Sciences, 26
Aug. 2008, www.pnas.org/content/105/34/12331. Accessed 29 May 2018.

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information jax. www.informatics.jax.org/silver/figures/figure5-1.shtml.
Accessed 29 May 2018.

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Gene | L C | ωPM | ω vs. Mus | ω Peromyscus | Variable aa sites (%) | M8 vs. M8A | ωs | p s
Lrrc50 | 622 | 1.17 | 0.30 | 0.41 | 65 (10.4) | 0.039* | 3.90 | 0.05
Hils1 | 162 | 1.13 | 1.16 | 0.42 | 15 (9.3) | 0.416 | NA | NA
Gm1276 | 830 | 0.88 | 0.94 | 0.69 | 74 (8.9) | 0.005** | 10.12 | 0.02
Phf8 | 447 | 0.81 | 0.27 | 0.47 | 118 (26.4) | 0.127 | NA | NA
Acr | 428 | 0.80 | 0.42 | 0.22 | 18 (4.2) | 0.012* | 7.55 | 0.01
Spag8 | 263 | 0.72 | 0.64 | 0.57 | 54 (20.5) | 0.500 | NA | NA
Spa17 | 147 | 0.67 | 0.59 | 0.16 | 4 (2.7) | 0.283 | NA | NA
Ddc8 | 539 | 0.56 | 0.47 | 0.55 | 50 (9.3) | 0.042* | 2.19 | 0.28
Gsg1 | 364 | 0.44 | 0.48 | 0.34 | 29 (8.0) | 0.022* | 2.18 | 0.17
H1fnt | 304 | 0.18 | 0.56 | 0.28 | 21 (6.9) | 0.225 | NA | NA
Smcp | 136 | 0.14 | 0.13 | 0.11 | 7 (5.1) | 0.500 | NA | NA

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Gilbert, Francis, editor. "Anderson's Gerbil." Wildscreen Arkive, wildscreen,
www.arkive.org/andersons-gerbil/gerbillus-andersoni/. Accessed 28 May 2018.

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Long-tailed Chinchilla tail length 7.5-15cm

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Long-tailed Chinchilla tail length 7.5-15cm

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"Long-Tailed Chinchilla." Wildscreen Arkive, Widscreen, www.arkive.org/
long-tailed-chinchilla/chinchilla-lanigera/image-G8411.html. Accessed 29
May 2018.

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Fur color helps it to blend into its environment

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Gilbert, Francis, editor. "Anderson's Gerbil." Wildscreen Arkive, wildscreen,
www.arkive.org/andersons-gerbil/gerbillus-andersoni/. Accessed 28 May 2018.

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overed in thick fur because they live in high elevations and it is cold

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"Long-Tailed Chinchilla." Wildscreen Arkive, Widscreen, www.arkive.org/
long-tailed-chinchilla/chinchilla-lanigera/image-G8411.html. Accessed 29
May 2018.

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Fur skin membrane that extends from the wrists to ankles, wrist bones that control this membrane, allowing the squirrel to steer, a tail that balances out and stabilizes squirrel and helps it escape predators

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Siberian flying squirrels, the males move more around in the group and contribute more to the gene flow the movements of the males cause yearly variations

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late winter or early spring
giving birth to a litter of three to seven offspring
Mating can be identified by a ritual of chasing and mounting, with both gerbils checking their undersides after each round.

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Gilbert, Francis, editor. "Anderson's Gerbil." Wildscreen Arkive, wildscreen,
www.arkive.org/andersons-gerbil/gerbillus-andersoni/. Accessed 28 May 2018.

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Between November and May
Male initiates by grooming the female then attempting to mount her

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Late Winter early Spring
Use vocalization and chasing behaviors as they begin their courtship
Only mate with the same partner once

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Unknown

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Influenced by Humans

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Stable

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White Tailed Antelope Squirrel, Northern Rim

Harris antelope squirrel, Southern Rim

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Mus musculus and Mus domesticus

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It causes the gene pools of the animals to become more and more different which causes them to evolve into different species

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The fossil record shows that it takes a long time for the species to evolve, over millions of years.

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Multi Cellular
Heterotrophic
Reproduce Sexually
Have no Cell Walls
Capable of Motion

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"Order Rodentia." Mammals of Texas, www.nsrl.ttu.edu/tmot1/ordroden.htm.
Accessed 28 May 2018.

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Myers, Phil. "Rodentia Rodents." Animal Diversity Web, animaldiversity.org/
accounts/Rodentia/. Accessed 27 May 2018.

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Musser, Guy. "Rodent." Encyclopaedia Britannica, www.britannica.com/animal/
rodent. Accessed 28 May 2018.