critter, muskrat, moose, coyote, grizzly bear, castor canadensis, squirrel, otter, elks, vole, rabbit, bobcat, lynx, wolf, raccoon, river otter, loon, rodent, prairie dog, marmot, grizzly, fisher cat, trapper, cougar, gray squirrel, hellbender, chipmunk, nutria, toad, goose, woodpecker, marten, fox, polar bear, wolf pup, owl, pine marten, possum, mountain lion, deer, stoat, woodchuck, corella, snapping turtle, garter snake, cottontail, bruin, potoroo, bullfrog, blacktail deer, grackle, opossum, gray fox, barn owl, trumpeter swan, frog, quoll, gopher, gosling, bald eagle, whooping crane, cormorant, sharptail, wolverine, snowy owl, gray jay, sandhill crane, skunk, spruce grouse, bluebird, tundra swan, brook trout, caribou, porcupine, pelican, golden eagle, alligator, musk ox, salamander, diamondback terrapin, mammal, downy woodpecker, sasquatch, billy goat, ruddy duck, whitetail deer, weka, baltimore oriole, phoebe, peregrine, cassowary, bear cub, raptor, gorilla, dormouse, capercaillie, lyrebird, northern shrike, coati, pocket gopher, prairie rattlesnake, sea lion, beavers, hare, buffalo, duck, kangaroo, bear, buffaloes, camel, elk, foxes, hares, hog, bears, boar, grouse, antelope, jaguar, crocodile, fur, walrus, hippopotamus, leopard

castor canadensis, castor fiber, new world beaver, old world beaver

casquet, casquetel, castor, castor canadensis, castor fiber, coypu, dress hat, eager, high hat, muskrat, musquash, myocastor coypus, new world beaver, nutria, old world beaver, ondatra zibethica, opera hat, silk hat, stovepipe, topper, top hat, unsheared

helmet

armor plate, armor plating, armour plate, beard, chapeau, face fungus, fur, fur hat, gnawer, gnawing animal, hat, lid, pelt, plate armor, plate armour, rodent, whiskers, work

beaver away, castor, dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper