We all know cats do some weird stuff. One look at YouTube reveals videos of cats doing all manner of strange things, from stalking their owners to sitting in small boxes.

The question is why? Why does your cat do those things? Why are so weird compared to other domesticated animals such as dogs? Let’s find out.

This TED-Ed video seeks to explain cats’ strange behaviors, with Tony Buffington explaining some of the things you’ll have noticed your cat doing.

It all comes down to evolutionary survival, with cats having learned these behaviors in order for the species to survive. But they live in our homes, some of those behaviors are ingrained.