Abert’s Squirrel

Mammals > Rodents

Abert’s Squirrel (Sciurus aberti), also celebrated as the Tassel-eared Squirrel, is a handsome, charismatic arboreal rodent native to the scenic ponderosa pine forests of the American Southwest. Famous for its long, dramatic ear tufts that stand upright like...

Collared Pika

Mammals > Lagomorphs

The Collared Pika (Ochotona collaris) is an industrious, cold-adapted alpine lagomorph native to the rugged, glaciated mountain ranges of Alaska and northwestern Canada. Characterized by its soft greyish coat highlighted by a distinct pale collar band across its...

American Water Shrew

Mammals > Shrews & Moles

The American Water Shrew (Sorex palustris) is a marvel of semi-aquatic mammalian specialization, recognized as the largest long-tailed shrew in North America. Inhabiting cold, pristine mountain torrents, this hyperactive miniature predator is famous for its unique...

Southern Grasshopper Mouse

Mammals > Rodents

The Southern Grasshopper Mouse (Onychomys torridus), famously celebrated as the ‘Scorpion-Hunting Wolf Mouse,’ is an extraordinary, strictly carnivorous desert rodent native to the arid badlands of the American Southwest. Defying the peaceful seed-eating...

Cactus Mouse

Mammals > Rodents

The Cactus Mouse (Peromyscus eremicus) is a remarkably adaptable nocturnal desert rodent native to the arid expanses of the southwestern United States and Mexico. Distinctly characterized by its exceptionally long, sparsely haired tail and large membranous ears, this...

North American Least Shrew

Mammals > Shrews

The North American Least Shrew (Cryptotis parva), affectionately known as the Bee Shrew for its miniature size, is one of the smallest mammals in North America. Weighing barely more than a nickel, this diminutive, velvety insectivore is remarkable for being one of the...

Woodland Jumping Mouse

Mammals > Rodents

The Woodland Jumping Mouse (Napaeozapus insignis) is an enchanting, acrobatic rodent native to the cool, moss-draped hemlock ravines and boreal forests of eastern North America. Instantly distinguished by its extraordinarily long tail tipped with a bright snowy-white...

North American Deermouse

Mammals > Rodents

The North American Deermouse (Peromyscus maniculatus) is one of the most abundant and ecologically vital small mammals in North America. Renowned for its large, dark periscope eyes, clean white belly, and distinctly bicolored tail that is dark on top and pure snowy...

Desert Pocket Mouse

Mammals > Rodents

The Desert Pocket Mouse (Chaetodipus penicillatus) is a quintessential desert survivor native to the sun-baked basins and alluvial flats of the North American Southwest. Named for the conspicuous brush-like pencil of long hairs at the tip of its tail and the external,...

Long-tailed Weasel

Mammals > Mustelids & Weasels

The Long-tailed Weasel (Mustela frenata) is a fearless, lightning-fast mammalian predator that plays a critical role in controlling rodent populations across the Americas. Characterized by its sinuous, tubular body, boundless hunting stamina, and a dramatic winter...