Justin Bieber is Sydney Zoo Silly

Justin Bieber gets a little excited to see the animals at Taronga Zoo in Sydney, Australia on Sunday afternoon (April 25).

The 16-year-old musician took a private tour of the zoo with his entourage, stopping off at the giraffes, monkeys and elephant exhibits.

Justin tweeted a pic of him and an crocodile having the ultimate staredown.

Remember, Justin will be performing TODAY Westpoint Shopping Centre in Blacktown, Sydney on @ 3PM.