A spider with extraordinary genitalia, a carnivorous caterpillar that wears its prey's body parts, and a tiny opossum are among the cool new species described by science in 2025.

Ringtail is Arizona’s state mammal, designated in 1986 to highlight regionally tied symbols. Ringtails are nocturnal, desert-adapted raccoon-like carnivores about the size of a house cat with a ringed ...

The court invoked Ecuador’s rights of nature laws in halting a highway project to protect the Jambato harlequin toad, ...

Chutti the Rhino made his Fiesta Bowl prediction at the Phoenix Zoo ahead of Thursday's matchup between Ole Miss and Miami.

In the U.S., there are roughly thirty species of venomous snakes, most of them rattlesnakes. Most people will never have a ...

For many, their latest expedition in Baja Sur marks a return, more than a decade after their investigation began.

Each new year helps many state agencies earn revenue to conserve nature by selling wildlife calendars that also showcase ...

In rural Prentiss County, on a triangle of land cornered between a stretch of U.S. 45 and Twenty Mile Creek, Joanna Byrd ...

Visiting a national park often involves scanning the horizon for charismatic animals. And most visitors arrive with a mental ...

Researchers discovered that a poison frog species described decades ago was based on a mix-up involving the wrong museum ...