Animals

What was supposed to be a caving excursion in Missouri turned into a rescue mission after a dog was found curled up and malnourished about 500 feet into the cave system.

The zoo plans a $230 million, 425-acre park in Spanish Lake where the animals can roam free in natural habitats.

Tonia Haddix had previously claimed Tonka the chimp died of natural causes. His discovery in a Missouri basement gives lie to that claim.

Washington University biologist Aryeh Miller analyzed data from 2,600 lizard species to find if lizards with toepads had an evolutionary advantage for life in the trees relative to their padless counterparts.

The new pilot airing on Animal Planet/Discovery+, "Bare Hands Rescue," follows the exploits of a St. Louis-based wildlife removal company. Star Michael "Bare Hands" Beran discusses the show with Michael D. Francis of St. Louis-based production company Michael D. Francis Presents.

The Prairie State will have the most expansive ban in the nation on the sale of endangered and threatened species after a law Gov. J.B. Pritzker signed this summer takes effect in January. That’s according to the Illinois director of the Humane Society of the United States.

Fish only seem silent when you’re on the outside looking in. Bruce Carlson’s lab at Washington University has been breaking new ground in our understanding of how they communicate. The fish the biology professor studies use electric pulses — and, as it turns out, pregnant pauses — as they signal their peers.

In October, St. Louis Zoo chimpanzee Utamu gave birth to a baby girl. Two months later, the infant — named Raven — is starting to reach exciting milestones, like reaching for objects and trying to mimic chimpanzee vocalizations.

At the Autism and Behavioral Spectrum School in Ballwin, Missouri, a woman with purple-streaked black hair walked in with a stroller containing a plump,…

On July 30, St. Louis gained a new resident — Tobias, the Somali wild ass. His birth is special, since he is part of a subspecies that is both critically…