These lists are provided for under the Animal Welfare Act, although the deadlines set by the legislation for their approval ...

The axolotl is a critically endangered amphibian native to the lakes and wetlands south of Mexico City ...

Discover 15 hoaxes people actually believed were real, from clever tricks to shocking deceptions that fooled the public.

Canadian researchers studying 450-million-year-old fossils near Quebec City have identified a new species of basal-medusozoan: Paleocanna tentaculum, a soft-bodied, tube-shaped polyp with a ring of ...

Georges Cuvier, the 19th-century French anatomist who first recognized pterodactyls as flying reptiles, wrote that "of all ...

Scientists have discovered a tiny termite with a head resembling that of a sperm whale, forcing a rewriting of its ...

Evolution isn’t a single, straightforward process – it works in several distinct ways. From species splitting apart over time ...