Puppies are so fun to have around, especially when you're there to see all of their "firsts." In an adorable video posted to Instagram, this Golden Retriever's mom shared a flashback video to when her ...

Many people are puzzled by the fact that dogs seem to ignore images of themselves reflected in a mirror. Young puppies encountering mirrors for the first time may treat the image as if it is another ...

Researchers report that mice display behavior that resembles self-recognition when they see themselves in the mirror. When the researchers marked the foreheads of black-furred mice with a spot of ...

Roosters act differently when faced with another chicken versus just their own reflection. This may mean that the birds can recognise themselves in a mirror, a key test of self-awareness in animals.