Towering 13 feet tall and weighing a hefty 7 tons, the African elephant is the biggest land mammal on Earth. But that wasn't always the case. Tens of millions of years ago, shortly after the ...

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.

In a stark illustration of the planet’s declining biodiversity, the World Wildlife Fund has reported a 73 percent drop in the ...

In western North America during the twilight of the dinosaur age, the unquestioned ruler was Tyrannosaurus rex, one of the ...

Fifty years ago this month, Beaumont activist Maxine Johnston helped lead the effort to create the Big Thicket National ...

devoted explicitly for a species’ reintroduction to its former habitat. Other preserves would follow­, other national parks would reintroduce bison within their boundaries, and the American ...

Call a group of blue jays what you will: a company, a posse, a gang, a mob. They may be "in your face" at times, but blue ...

S. & Ripple, W. J. Range contractions of North American carnivores and ungulates. BioScience 54, 123–138 (2004). Paine, R. T. Food web complexity and species diversity. American Naturalist 100 ...

Doll's eyes is a self-seeding perennial that has less than 10 seeds in each berry. The seeds will germinate the year after ...

Their dream came spectacularly true on that momentous day in 1974. The Lucy fossil preserved skull fragments and a lower jaw ...

A new report published by the World Wildlife Fund found that global wildlife populations have dropped a catastrophic 73 ...

Two types of mammoths roamed North America. Both are members of the proboscidean family, which also includes modern elephants, and stem from a species that evolved in Africa 5 million years ago.