I believe that the kitten is jumping out of Yoshi's mouth; the reason we can only see the kitty's tail is that Yoshi's head is in the way.
Judy is horrified at her pet's near escape, and is about to lay a righteous smackdown on one velociraptor.
'The End' is obviously referring to that section of Yoshi's anatomy that is about to get kicked by a large hairy foot.
It always starts the same way. I am in the garden airing my terrapin Jetta when he walks past my gate, that mysterious man in black and white.
'Hello Doctor,' I say. 'What are you doing in Dusseldorf?'