Sometimes, it's good to hold a mirror up to yourself. But that's probably not the best advice for Simba, the feline star of an Instagram video that has recently gone viral. Simba was just born in ...

The Mirror Test and Self-Awareness There is a common test that is completed on animals to check for self-recognition. They have a mark placed on their body somewhere that can only be seen using a ...

Inspired by a reader’s claim his cat possibly possesses theory of mind, I decided to test my own pet (Letters, 25 January). The experiment: I stand in front of a (full-length) mirror with Samson, a ...