Mr. Irwin, being a generally less aggressive creature, doesn't whistle.

I kept alert, for griffins can be aggressive creatures.

They were not aggressive creatures; it was that that made them so terrible to Helen.

Nor do his squad leaders or any of the lancers see any more aggressive creatures.

Two very proud and aggressive creatures from the destroyed planet Inna; their race is made up of females only.

Dolphins became aggressive creatures and forced humans from the seas, never to return.

Being defeated by aggressive creatures does not result in death, but causes the player's creature to float to a higher plane.

Locally in France it was known as an extremely aggressive creature that would sometimes attack without being provoked.

Giant squid are aggressive creatures that prey on almost anything that comes their way.

But real bats are not the aggressive, dirty or dangerous creatures of lore.