Mammals of Craters of the Moon National Monument and Preserve
The 17 mammals you can find at Craters of the Moon National Monument and Preserve, like the American badger — sizes, diets, and whether you should worry.
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Mammal American badger
Taxidea taxus
A short, wide-bodied digger with a white-striped face, common on the grasslands of Yellowstone and Badlands, that can vanish underground in minutes.
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Mammal American beaver
Castor canadensis
North America's largest rodent, a keystone species whose dams reshape whole streams at Yellowstone, Glacier, and ten other parks along the route.
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Mammal American black bear
Ursus americanus
The bear you're most likely to meet east of the Rockies, a strong tree-climber that eats mostly plants and comes in black, brown, or cinnamon.
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Mammal American pika
Ochotona princeps
A small round cousin of the rabbit that lives in mountain rock piles at Rocky Mountain, Mount Rainier, and North Cascades, and never sleeps through winter.
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Mammal Black-tailed jackrabbit
Lepus californicus
A big-eared hare of Joshua Tree and Lava Beds that dumps body heat through its ears and outruns coyotes in zigzags at 40 miles an hour.
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Mammal Columbian ground squirrel
Urocitellus columbianus
The squeaking, upright little rodent standing outside its burrow in every open meadow at Glacier, and the animal you are most certain to see there.
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Mammal Coyote
Canis latrans
The wild dog you're most likely to hear at a national park — a coyote, at home in the desert, the mountains, and the edges of towns.
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Mammal Elk
Cervus canadensis
A large deer of mountain meadows whose bulls grow branching antlers and, each fall, bugle a high whistling call across the valley.
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Mammal Golden-mantled ground squirrel
Callospermophilus lateralis
A chipmunk-lookalike ground squirrel with a reddish-gold head and shoulders and no face stripes, common on rocks and trailsides from Glacier to Mesa Verde.
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Mammal Gray wolf
Canis lupus
The biggest wild dog in North America, a pack hunter you might hear howling at dawn in Yellowstone, Denali, or Isle Royale.
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Mammal Moose
Alces alces
The largest deer in the world, a long-legged giant you might see wading in ponds at Grand Teton, Isle Royale, Denali, or Rocky Mountain.
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Mammal Mule deer
Odocoileus hemionus
A western deer named for its big mule-like ears, common along canyon rims and desert washes in Grand Canyon, Zion, Yosemite, and Saguaro.
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Mammal North American porcupine
Erethizon dorsatum
A slow, quill-covered rodent that climbs into the treetops at Theodore Roosevelt to eat twigs, and North America's second-largest rodent after the beaver.
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Mammal Pronghorn
Antilocapra americana
North America's fastest land mammal, seen in Yellowstone's northern range and at Lava Beds, built to outrun a predator that went extinct 12,000 years ago.
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Mammal Snowshoe hare
Lepus americanus
A forest hare whose coat flips from brown to white on a clock set by daylight, not by snow, and whose oversized feet work like actual snowshoes.
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Mammal Townsend's big-eared bat
Corynorhinus townsendii
A soft brown bat with enormous curling ears that roosts in the cool lava-tube caves of Lava Beds and hunts moths in the dark.
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Mammal Yellow-bellied marmot
Marmota flaviventris
A chubby, whistling ground squirrel that suns itself on high-country rocks at Rocky Mountain and Yosemite, and sleeps away most of the year.