No One Knows about Persian Cats, which won the Special Jury Prize at last year's Cannes Film Festival, has now opened in theaters across the U.S. Critic John Powers says that Bahman Ghobadi's film — about outlaw musicians in Iran — is a reminder of the liberating potential of rock.

Naturalist and biologist Roger Tabor has studied house cats for twenty years. He has prepared television series on felines for the BBC and has written several books on the subject. His latest book is called "Understanding Cats: Their History, Nature, and Behavior" (Reader's Digest).

Zoologist Alan Rabinowitz. He spends his time tracking and trying to protect endangered large cats in Central America, Africa, and Southeast Asia. He's written two books about his adventures, "Jaguar" and his latest, "Chasing the Dragon's Tail." (Both are published by Doubleday.) (Rebroadcast. Original date 11/7/91).

Zoologist Alan Rabinowitz. He spends his time tracking and trying to protect endangered large cats in Central America, Africa, and Southeast Asia. He's written two books about his adventures, "Jaguar" and his latest, "Chasing the Dragon's Tail." (Both are published by Doubleday.)