Usage patterns
〈人〉がワニに襲われるto be attacked by a crocodile
A man swimming in the river was attacked by a crocodile.
ワニを飼うto keep a crocodile as a pet
He keeps a small crocodile as a pet.
ワニに噛まれるto be bitten by a crocodile
A zookeeper was bitten by a crocodile and injured.