videos Tame crow hands the brush back and demands more grooming Popkin

Science A new book, Poking the Squid, tells the scandalous, salacious truth about animal sex, in comics form Ruben Bolling

Science Cows can recognize human faces Gail Sherman

Science Chimps love crystals and won't give them back Ellsworth Toohey

animals Cat owner spends $20,000 and wears a helmet to feed their cat Ellsworth Toohey

travel Meet the clever monkeys running a sophisticated theft ring in Bali Ellsworth Toohey

wildlife Beyond the looks: The amazing world of of the eerie-looking aye-eye and other "repulsive" creatures Ellsworth Toohey

Science Expert answers Internet's burning questions about insects Popkin

Science Watch: Wild cockatoos figure out how to operate water fountains Ellsworth Toohey

Science Mice act as first responders to help unconscious companions Ellsworth Toohey

Science Fish surprise scientists with ability to recognize humans by our outfits Allan Rose Hill

Science Why a horse fly bite hurts so much more than a mosquito sting Ellsworth Toohey

Science Young elephant gets revenge on bully by kinking her shower hose Ellsworth Toohey

Delightful Creatures Women pretends to faint to see how her geese would react Mark Frauenfelder

Science That closed door is giving your cat FOMO Gail Sherman

birds Scientists observe evidence of actual counting crows Thom Dunn

Science Yacht-attacking orcas are just typical teenagers Gail Sherman

cows Cows go wild for new scratch brushes: a must-have for your farm Popkin

Science Orcas that grab baby porpoises and play with them to death Ruben Bolling

Science Study finds that many primates engage in same-sex behavior, to reduce social conflict Ruben Bolling