Animals
Wild killer whales offer food to humans. Are they trying to befriend us — or manipulate us?
New Metal Bear Tooth Is World's Largest Crown
How do migratory birds know where they are going?
Southern Cassowary: A Giant Prehistoric Bird With Dinosaur Feet
14,000-Year-Old Ice Age 'Puppies' Were Actually Wolf Sisters Who Last Ate a Woolly Rhino
Instead of 'reviving' dire wolves, scientists should use gene editing to protect living, endangered species
Meet the 'dragon prince' – a newly discovered relative of the Tyrannosaurus that roamed Mongolia 86 million years ago.
Creepy blood-red squid with big hooks drifts through Antarctic Ocean's midnight zone in world's first video
Why are tropical animals so colorful?
Pacific spiny lumpfish: An adorable little fish with a weird sucker that resembles human teeth
Which animal has the best sense of smell?
Australia's 'trash parrots' now create local 'drinking tradition'
Cats recognize familiar scents and can identify strangers by the scent of their armpits and toes.
Florida lynx bites head off 13-foot Burmese python in Everglades
