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Howler Monkeys | National Geographic

Howlers are New World monkeys found in tropical Central and South America.

"Howling"

They are aptly named for their cacophonous cries. When a number of howlers let loose their lungs in concert, often at dawn or dusk, the din can be heard up to three miles away. Male monkeys have large throats and specialized, shell-like vocal chambers that help to turn up the volume on their distinctive call. The noise sends a clear message to other monkeys: This...

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Related topics : how long is a howler monkeys tail / long tailed monkey / how long is a monkeys tail

Spider Monkeys | National Geographic

Spider monkeys live in the tropical rain forests of Central and South America and occur as far north as Mexico.

Behavior

They have long, lanky arms and prehensile (gripping) tails that enable them to move gracefully from branch to branch and tree to tree. These nimble monkeys spend most of their time aloft, and maintain a powerful grip on branches even though they have no thumbs.

These New World primates are social and gather in groups of up to two- or three-dozen animals. At night, these groups split up into smaller sleeping parties of a half dozen or fewer. Foraging also occurs in smaller groups, and...

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Related topics : how long are spider monkeys tails / how long is a spider monkey's tail

National Geographic: Lewis & Clark—Animals—Black-Tailed ...

September 7, 1804, in Boyd County, Nebraska.

 

Large prairie dog. Pinkish brown above; whitish or buffy white below. Slim, sparsely haired tail with black tip unique among prairie dogs. Short, rounded ears; large black eyes. Length: 14-16.38 in (35.5-41.5 cm); tail: 2.9-4.5 in (7.2-11.5 cm). Weight: 32-48 oz (907-1,361 g).

 

Shortgrass prairies.

 

Eastern Montana and southwestern North Dakota south to extreme southeastern Arizona, New Mexico, and northwestern Texas.

 

Lewis and Clark encountered their first prairie dog "town" near...

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Related topics : small long tailed animals