When people talk about “the biggest spider,” they’re usually mixing two different records: the longest leg span and the ...

Some animal names really like to keep you guessing. Just take the “psychedelic earth tiger,” for example. Not a hallucinogen, ...

In a type of relationship known as mutualism, two different species benefit from one another through cooperation. While some ...

Although Bolivia is landlocked, it is home to diverse geography, including the Andes mountains in the west, the Amazon ...

There are over 50 species of tarantula native to Argentina. Learn more about them in our complete list of tarantula species ...

Just before sunset, as baseball-sized tarantulas cross the road at Colorado’s Southern Plains Land Trust, two biologists quietly exit their car to scoop up a few of these eight-legged pedestrians.

Burrowing owls, who boarded cruise ship in Miami, to be returned to US next month after long spell in quarantine Two burrowing owls stowed away on a cruise ship out of Miami, and are now living the ...

Ancient bees built nests in the hollows of rodent skulls, a new study suggests L. Viñola López et al., Royal Society Open Science, 2025 under CC BY 4.0 People often appreciate fossils for the insights ...

Chris Hamilton and Brent Hendrixson met someone unexpected in the mountains of Southeastern Arizona: a leggy redhead with a taste for cold weather. The two researchers discovered a new species of ...

A similar situation unfolded in January 2023, when a burrowing owl (pictured here) was found aboard Royal Caribbean International’s Symphony of the Seas. Florida Fish and Wildlife Conservation ...

In the shadows of a Cold War Military depot, a colony of pint-sized predators faces an uncertain future as one owl biologist races to save it from extinction. As a young family of burrowing owls ...