What goes on four legs in the morning, two legs in the afternoon, and three legs in the evening? My two-legged rescue dog wearing his back wheels, taking a nap, and a riding a surfboard, respectively.

[Euripides’ Shorts 239]

What goes on four legs in the morning, two legs in the afternoon, and three legs in the evening? My two-legged rescue dog wearing his back wheels, taking a nap, and a riding a surfboard, respectively.