Paleontologists have discovered a new species of dinosaur that belongs to the same group of the infamous Tyrannosaurus rex.

According to the U.S. Fish Wildlife Service, the Endangered Species Act exists to protect threatened or endangered fish, wildlife, and plants. Enacted back in 1973, it aids in the recovery of such ...

Biologists have confirmed the existence of a 200-million-year-old species of egg-laying mammal that has been assumed to be extinct.

Researchers in Zimbabwe identified two new catfish species, the rough skin and dwarf suckermouth, in highland rivers like the Buzi and Pungwe river systems.

New research study shows Portuguese man o’ war isn’t just one species but four, with genetic and physical differences despite their overlapping ranges globally.

New research study shows Portuguese man o’ war isn’t just one species but four, with genetic and physical differences despite their overlapping ranges globally.

The publication of AviList means that for the first time ever, we have a unified global checklist of the species of bird found on planet Earth.

A bird that would be a common sight in Florida has been spotted in Colorado by birders near Boulder, but wildlife officials say it likely won’t stay in the area for very long.

Rare 'Ghost Elephant' Sighting Comes with Grave Warning About the Species The new footage marks the first time the species has been photographed or filmed in Senegal's Niokolo-Koba National Park ...

Animals This invasive species has been spotted in several US states, including Kentucky At least three people in Georgia were hospitalized last year after they were stung by Asian Needle Ants.

Support marine biodiversity research by choosing the name of a newly discovered species Every year, Scripps Benthic Invertebrate Collection Curator Greg Rouse and collaborators discover new species of ...

A "sneaky" invasive species that has a potentially deadly sting can be found in more than a dozen states, according to experts.