An Oklahoma City woman says she caught her "gold diggin" dog Princess in the act at a drive-thru.
The market owner won't sell octopus products after playing hide-and-seek with a friendly cephalopod.
"We cannot (and do not) make any claims about how intelligent they are."
Who knew bears were so brainy?
When it comes to the brain, bigger isn't always better.
The exhibit houses eight orangutans of assorted sizes, ages and temperaments who scamper up, down and around an environment
Scientists studying Koko the gorilla witnessed a range of remarkable vocal behaviors.
This is one happy horse.
What we are trying to do is to get a better understanding of who pigs are. Not necessarily where they stack up against others
"We've described chimpanzee behavior facing a dangerous situation never described before," Marie Cibot, a doctoral student
In contrast, previous research showed that humans who performed the memory task could remember that little red dot when tested