Dogs may look ashamed, but they can't feel guilt, experts say, just submission.
Dog shaming is a popular online trend. "There have been some studies done and it's pretty clear that dogs don't feel or display guilt," Hazel told Simon Royal at the ABC. "It's not the way their brains work."
Dogs and cats mainly sweat from their footpads.
Humans and dogs first became best friends 30,000 years ago, scientists believe.
There are more than 40 cat breeds.
Cats can't taste the sweetness.
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