A finger-length fish has reignited a long-running debate about self-awareness, cognition and how much we’ve underestimated animal minds.

Animals are amazing creatures with a wide array of traits, but one seemingly common trait is their inability to understand mirrors. Can animals even perceive themselves in mirrors? Check out this ...

Before squaring up for a fight, some fish check themselves out in the mirror to make sure they're big enough. This strange behavior was seen in bluestreak cleaner wrasse (Labroides dimidiatus), who ...

Imagine seeing your reflection for the first time! That's exactly what happens in this hilarious viral video of animals ...

Did David Graybeard, the chimpanzee who was first observed to use a tool by Jane Goodall, have any idea of who he was? Do elephants, dolphins, cats, magpies, mice, salmon, ants or bees know who they ...

Research on whether animals can recognize themselves in the mirror began in 1970 1 and just a handful of species have since passed the test ever since. When you purchase through links on our site, we ...

In Newen and Montemayor’s evolutionary framework, basic arousal developed first. It’s like nature’s security alarm, warning ...