The noun brood is a collective noun for:

• a brood of Chess players
• a brood of chickens
• a brood of chicks
• a brood of hens
• a brood of grouse
• a brood of turkeys
• a brood of mares
• a brood of pheasants
• a brood of termites
• a brood of vipers
• a brood of jellyfish

No, the collective nouns for crocodile are:

• a bask of crocodiles
• a congregation of crocodiles
• a float of crocodiles
• a nest of crocodiles

The collective noun 'brood' is used for:

• a brood of chicks
• a brood of chickens
• a brood of grouse
• a brood of hens
• a brood of jellyfish
• a brood of pheasants
• a brood of termites
• a brood of trukeys