Answer:
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.
A pony trots his way through the world on these.
I'm carried by mad animals. What am I?
Long slim and slender. Dark as homemade thunder. Keen eyes and peaked nose. Scares the Devil wherever it goes.
The signature stroll of ducks and penguins.
A leathery snake, with a stinging bite. I'll stay coiled up, unless I must fight.