North America ... Not all of them are land animals, either. You may be surprised at some of the animals on this list. When discussing the dangers of these animals, many of them are not dangerous ...

The American cave lion ... But other, more plucky animals managed to hold on a bit longer. The great auk (Pinguinus impennis) was a bird that dominated the North Atlantic during the ice age ...

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North American species like the Colorado ... where farmers use fewer pesticides. Many other American plants and animals, from Virginia silkweed to Louisiana crawfish, are wreaking havoc abroad.

The playful North American river otter is equally at home in the water and on land. It makes its home in a burrow near the water's edge, and can thrive in river, lake, swamp, or estuary ecosystems.

caballus, were brought back to North America, first in the Virgin Islands, and, in 1519, they were reintroduced on the continent, in modern-day Mexico, from where they radiated throughout the American ...

Paula Wethington is a digital producer at CBS Detroit. She previously held digital content roles at NEWSnet, Gannett/USA Today network and The Monroe News in Michigan. She is a graduate of the ...

This species’ often confiding nature, distinctive plumage, pleasing song, and acceptance of human-dominated habitats make it one of the most beloved of North American birds. Polytypic.