The Pied tamarin is white on its shoulders and front, with a striking dark brown back, hind part and upper tail. The fur lightens to a rust color on the…
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Weighing up to eight pounds, this rodent is considered delicious and is hunted by humans throughout its range, from the Mexican state of Chiapas through Central America to northern South…
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The 17 species of cottontails are entirely New World rabbits, in a different genus from domestic ones. They are distributed from Southern Canada to Northern Argentina. Eight are found in…
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In zoos, colonies of this species are like yeast -- a few sent to another zoo soon reproduce to the carrying capacity of their exhibit, and more colonies can be…
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One of the world's more brightly colored mammals, this marsupial is found only in the Huon Peninsula in Eastern New Guinea. It has only occasionally been exported for zoos, so…
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The two species of Choloepus (two-toed sloth) have two toes on their forelimbs, and three on their hind limbs. While the gentle Bradypus (three-toed sloth) eats only leaves of a…
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Though it is not at all rare in its native Northeastern South America, this startling-looking monkey has always been very rare in zoos. It had a reputation for being delicate…
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At times, the DWA troop of Red howler monkeys, unique in North America, are heard long before they are seen. The mechanical-sounding, rumbling growl is produced by an enormous larynx…
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Almost all mammals have seven cervical vertebrae (the bones in the neck); manatees have six, two-toed sloths have five and three-toed sloths have nine. They also have no gall-bladder nor…
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