Mammals > Lagomorphs
The Mountain Cottontail (Sylvilagus nuttallii), also widely recognized as Nuttall’s Cottontail, is an agile, medium-sized hare family member masterfully adapted to the rugged sagebrush canyons and rocky rimrocks of the American Intermountain West. Revered for...
Mammals > Rodents
Belding’s Ground Squirrel (Urocitellus beldingi), fondly known across high Sierra trails as the ‘picket pin’ or ‘potgut,’ is an energetic, terrestrial squirrel ubiquitous throughout the pristine alpine meadows of the Sierra Nevada and...
Mammals > Rodents
The Olympic Marmot (Marmota olympus) is a charismatic, heavy-bodied alpine rodent found nowhere else on planet Earth except within the high mountain peaks of Washington’s Olympic Peninsula. Officially designated as the state endemic mammal of Washington, this...
Mammals > Rodents
The Arctic Ground Squirrel (Urocitellus parryii), celebrated in indigenous Inuit lore as the Sik-Sik, is an extraordinary physiological marvel of the polar tundra. Enduring winter temperatures dropping past minus 40 degrees in the permafrost landscapes of Alaska and...
Mammals > Rodents
The Hoary Marmot (Marmota caligata), famously known to mountain climbers as the ‘Whistler’ for its piercing, high-pitched sentry calls that echo across mountain peaks, is the largest member of the squirrel family in North America. Inhabiting the severe,...
Mammals > Rodents
The American Red Squirrel (Tamiasciurus hudsonicus), affectionately known across northern woods as the Chickaree, is a fiery, vocal arboreal rodent that rules North America’s conifer forests. Renowned for its feisty temperament, rapid-fire chattering scolds, and...
Mammals > Rodents
The Golden-mantled Ground Squirrel (Callospermophilus lateralis) is a charming, brightly colored mountain rodent that inhabits the high-elevation conifer forests and rocky talus slopes of the western North American cordillera. Frequently mistaken by park visitors for...
Mammals > Rodents
The Columbian Ground Squirrel (Urocitellus columbianus) is a gregarious, robust rodent that forms the lively ecological heartbeat of the northern Rocky Mountain alpine meadows. Easily recognized by its distinctive tawny-rufous face, reddish-cinnamon legs, and loud...
Mammals > Rodents
The Douglas Squirrel (Tamiasciurus douglasii), affectionately known across the Pacific Northwest as the Chickaree, is an energetic, vocal tree squirrel native to the towering conifer cathedrals of the Pacific coast. Celebrated by naturalists like John Muir for its...
Mammals > Lagomorphs
The Pygmy Rabbit (Brachylagus idahoensis) is a diminutive, charming creature that holds the title of the smallest rabbit in North America and one of the two smallest rabbits on Earth. Endemic to the vast sagebrush oceans of the American Intermountain West, this...
