Two new species of crayfish have been identified in the Pacific Northwest region of North America, and researchers say both species are vulnerable to extinction. One of those crayfish is called ...

Researchers have discovered that the Pacific Northwest's flying squirrel population, previously thought to be all one species, is actually composed of two distinct species. (Nick Kerhoulas) ...

Millipedes, often dismissed as creepy crawlies, may hold the secret to future painkillers and neurological drugs. Researchers ...