A large Argentine black and white tegu was spotted by hikers in Joseph D. Grant County Park in Santa Clara County.

Lands inhabited by Indigenous peoples in the tropics host much of the world's biodiversity. An estimated 60 million ...

The reactionary blogger’s call for a monarch to rule the country once seemed like a joke. Now the right is ready to bend the ...

People often marvel at how much—and how little—intelligence is displayed in the animal kingdom. Often the subject of research ...

where the icy continent stretches toward South America. Months before that, Boyer had to ship expensive, delicate instruments that might get busted by the time he landed. “When you arrive ...

Why it's awesome: The hoatzin is often regarded as one of the world's strangest birds. Hatchlings are born ... Hoatzin have some pretty weird traits, with mohican crests, blue facial skin, red ...

Bird watching was far from the South America I’d imagined ... understand why retirees devote so much time to it. There’s strange serenity in waiting for a bird call that may never come.

Still, much of the land that the birds call home is protected by the reserves managed by the American Bird Conservancy. The largest threat to the birds is other natural enemies. The bright and ...

With bright violet back feathers, this African bird, commonly referred to as the Plum-colored Starling, sparkles. One of the brightest cotingas, this bird from the Amazon is full of colors ...

Molecular dating has shown that several extinct creatures, such as giant sloths and mammoths, survived in South America much later than previously thought, raising questions about the root causes ...

Experts have revealed the “almost criminal error” that caused the high number of fatalities in South Korea’s horrific ... it’s very strange.” A bird strike can be hazardous to aircraft ...

The bone, found in the fossil-rich Tatacoa Desert in Colombia, which sits at the northern tip of South America, is believed to be the northernmost evidence of the bird in South America thus far.