Butt wiggling may also give the cat an aerobic warm-up, of sorts. "It probably does stretch the muscles a bit and that might help with pouncing," Hutchinson told Live Science.

I know I’m not the only one who gets excited when a cat starts wiggling their tush before pouncing. Also known as the ‘death ...

Butt wiggling may also give the cat an aerobic warm-up, of sorts. Speaking as someone who regularly injures himself bending down to pick up a quarter, I can see why this might be a good practice.

An alert crouch means your cat is anxious. 12. Crouched (Wiggling Butt) I’ve seen this more times than I can count. A crouched cat, wiggling its butt, is about to pounce on something.