Dr Chris Brown treats a police officer's pet that has been deliberately poisoned with snail bait. He races to rescue a malnourished penguin that washed up on Bondi Beach.

A cat is in shock after being cruelly locked in a cage and tossed into the Bondi surf; a beloved Samoyed is in trouble; a lovelorn parrot is depressed.

A golden retriever needs major surgery to save her life; Lisa struggles to remove a bone from a dog's mouth.

Chris must find out why a lorikeet won't fly; a Bichon Frisé is bitten by a deadly snake; a dog needs surgery after a hit-and-run.

An excited labrador is hit head-on by a car; a kitten has a mystery illness; a cow struggles to give birth.