Answer:
I grunt and have a curly tail. People say I'm dirty but I'm actually very clean. What am I?
They're actually great swimmers now, but later they will become excellent hoppers.
Tall when seated, short when standing.
What's the red stuff between elephant's toes?
It's voice is like a burp, Will swallow with a slurp, You'll never hear it chirp. Kiss it with a wince, Might turn into a prince
Disgusting creatures that would survive a nuclear strike.