Animals
First Orca Calf Born to Endangered Pod Presumed Dead
The first orca calf born in the last two years to an endangered pod of killer whales is missing and presumed dead just weeks after its birth, experts said on Tuesday.
Latest Research Articles
Australian Bees 'Play a Game of Thrones'
What Makes Sea Otter Teeth Especially Tough
Fish Just Want to Have Fun: Study
California Mountain Lions May Be Reunited By Freeway Overpass
Crafty Chimps Carefully Choose Materials For Their Tools [VIDEO]
Elephants Can 'Sense' Rainstorms
Rats Aren't Smarter Than Mice: A Surprise for Researchers
Rare White Rhino Dies, Highlights Risk of Extinction
Scottish Fish to Thank for Awkward Origins of Sex
Predator Decline Is Leaving Prey in a Thorny Situation
Warming World Reshapes Cast of Winter Birds in Northeast
Entomologist Finds Largest Spider in the Amazon, Lives to Tell the Tale