Discover published sets by community

Species: Canis lupus Key Characteristics: Large canine, grey and white fur, live in packs.

Species: Gulo gulo Key Characteristics: Largest member of the weasel family, stocky and muscular, with a reputation for ferocity.

Species: Alligator mississippiensis Key Characteristics: Large reptile with a broad snout, powerful tail, and armored body with bony plates.

Species: Ovis canadensis Key Characteristics: Large sheep with a brown coat, white rump, and large curved horns in males.

Species: Martes americana Key Characteristics: Slender, agile weasel, golden to dark brown fur, and bushy tail.

Species: Tamias striatus Key Characteristics: Small rodent, reddish-brown fur with five dark stripes on the back, and cheek pouches for carrying food.

Species: Haliaeetus leucocephalus Key Characteristics: Large bird of prey, white head and tail feathers, and a massive yellow beak.

Species: Puma concolor Key Characteristics: Large, tan-colored cat, long tail, and reclusive nature.

Species: Alces alces Key Characteristics: Largest species of the deer family, long legs, and broad, flat antlers in males.

Species: Dasypus novemcinctus Key Characteristics: Small to medium-sized mammal, with a bony armor shell, and strong claws for digging.

Species: Didelphis marsupialis Key Characteristics: Medium-sized marsupial, greyish fur, pointed face, and prehensile tail.

Species: Neovison vison Key Characteristics: Small, dark semi-aquatic weasel, luxurious fur, and a carnivorous diet.

Species: Ursus maritimus Key Characteristics: Large bear, white to yellowish fur, and highly adapted to life in Arctic regions.

Species: Lontra canadensis Key Characteristics: Dark brown fur, a streamlined body, and webbed feet for swimming.

Species: Ursus americanus Key Characteristics: Omnivorous with a varying diet, good climbers, and the most widespread bear in North America.

Species: Lynx rufus Key Characteristics: Small to medium-sized wildcat, short bobbed tail, and spotted patterning on fur.

Species: Vulpes macrotis Key Characteristics: The smallest fox species in North America, pale grey to tan fur, and large ears for thermoregulation.

Species: Ursus arctos horribilis Key Characteristics: Large bear with a distinctive hump over the shoulders, brown fur, and aggressive tendencies.

Species: Vulpes vulpes Key Characteristics: Small canine, reddish fur, bushy tail with white tip, and a sharp muzzle.

Species: Canis latrans Key Characteristics: Medium-sized canine, grayish-brown to yellowish-grey fur, and a versatile diet.

Species: Castor canadensis Key Characteristics: Large rodent, flat tail, and creates dams in waterways.

Species: Ochotona princeps Key Characteristics: Small, round-bodied, with short limbs and ears, and resides in rocky mountain areas.

Species: Bison bison Key Characteristics: Large, herbivorous, with a shaggy winter coat, and large head with shoulder hump.

Species: Erethizon dorsatum Key Characteristics: Slow-moving rodent, covered with quills, and a fondness for wood.

Species: Lynx canadensis Key Characteristics: Medium-sized cat, tufted ears, large paws for walking on snow, and a short tail.

Species: Antilocapra americana Key Characteristics: Medium-sized ungulate, distinctive white and brown fur, and unique forked horns.

Species: Cynomys ludovicianus Key Characteristics: Small, burrowing rodent, tan coat, and a black-tipped tail.

Species: Lontra canadensis Key Characteristics: Aquatic, sleek-bodied, webbed feet, and playful behavior.

Species: Eptesicus fuscus Key Characteristics: Medium-size bat, brown fur, and broad wings.

Species: Spilogale putorius Key Characteristics: Small to medium-sized skunk, black with white stripes and spots, and can spray a foul odor.

Species: Lasiurus cinereus Key Characteristics: One of the larger species of bats in North America, distinctive silver-grey fur with a frosted appearance.

Species: Bison bison Key Characteristics: Large, shaggy brown hair, distinctive hump, and horns.

Species: Odocoileus virginianus Key Characteristics: Medium-sized deer, brownish coat with a white underside and tail, antlers on males.

Species: Ursus arctos middendorffi Key Characteristics: Subspecies of the brown bear, native to the Kodiak Archipelago, and one of the largest bears.

Species: Taxidea taxus Key Characteristics: Stocky, low-slung weasel, greyish fur with black-and-white striped face, and powerful digging abilities.

Species: Enhydra lutris Key Characteristics: Aquatic, large, flippered feet, dense fur, and known for using stones to break open shellfish.

Species: Myotis septentrionalis Key Characteristics: Small bat species, long ears, and hibernate in caves and mines during winter.

Species: Odocoileus hemionus Key Characteristics: Medium-sized deer, large mule-like ears, and black-tipped tail.

Species: Procyon lotor Key Characteristics: Medium-sized mammal, distinctive black mask and ringed tail, and nimble front paws.

Species: Zalophus californianus Key Characteristics: Pinniped with a streamlined body, external ear flaps, and long foreflippers.

Species: Cervus canadensis Key Characteristics: Large deer with light brown coat, and males have large antlers that are shed each year.

Species: Didelphis virginiana Key Characteristics: North America's only marsupial, with a prehensile tail, and a tendency to play dead when threatened.

Species: Ondatra zibethicus Key Characteristics: Semi-aquatic rodent, dense brown fur, and long, flattened tail.

Species: Ochotona princeps Key Characteristics: Small, mountain-dwelling mammal with short limbs and rounded ears.

Species: Ursus americanus Key Characteristics: Medium-sized bear, black fur with a brown muzzle, and less aggressive than the grizzly bear.

Species: Sciurus carolinensis Key Characteristics: Tree-dwelling rodent, gray fur with bushy tail, and known for burying acorns.