Trini decides to bring a pet to the workshop, but she didn't count on a friend bringing a wolf. At the Bronx Zoo, Lisa goes on the rounds with a young veterinarian feeding baby animals.

FILM INSERT: Mzima Spring in Kenya houses a massive food chain, and it all centers around the hippopotamus.

ANIMATION: How much would a shrew eat if he was the size of a person?

THE BLOODHOUND GANG: ""The Case of the Educated Pig,"" a one-shot mystery surrounding a pig that can supposedly answer multiple-choice questions.