Bites from brown recluse spiders can cause muscle pain, nausea, difficulty breathing and other symptoms.
By tweaking its microbiome, scientists may be able to help the eucalyptus-dependent koala overcome the odds stacked against it.
We visited a fungus immense enough to kill a forest, a telescope taller than the Statue of Liberty and an ancient city that in its day was bigger than London.
Amid Trump’s push to deregulate, changes at the USDA now emphasize treating animal businesses and labs as partners.
Researchers are asking the public for help in identifying a condition that has left endangered panthers in Florida with neurological damage.
Animal advocacy groups praised the Association of Zoos and Aquariums' decision to phase out the use of "horrible, outdated" rods with metal hooks.
Though confounding on the surface, South Africa’s logic is based on precedent.
Castro has positioned himself among the campaign's leading voices for advancing animal protections.
Medical experts cautioned that recommendations should not change based on a single study.
Dogs are less susceptible to plague than cats, but may pick up fleas that can infect other animals and people.
Environmental groups denounce racists who cloak themselves in green.
The good-luck charms, dating to the A.D. 79 eruption of Vesuvius, include carved gems, etched glass, bone and amber.
Dugongs can live until the ripe old age of 70. Muriam didn't live past 8 months.
The 10-episode podcast series puts listeners at the center of an imagined catastrophe that isn’t so imaginary.
Cave bears once lived all over Europe. Now they are only bones.
“Newark is what keeps me up at night now," says the pediatrician who helped expose the Flint water crisis.
Harpo, Abby and Izzy's owners are now on a mission to warn others of the deadly algae.
The bear "forcibly breached a hole in the wall like the ‘Kool-Aid Man' and made its escape,” the Estes Park Police Department said on Facebook.
Pig owners, who insist their pets are every bit as suitable as dogs and cats, are increasingly fighting zoning laws that they consider outdated.
The dehydrated, minuscule “water bears” were aboard an unmanned Israeli craft that suffered a failed landing attempt.