Why does officer Delinko tell chuck muckle mullet fingers snakes are only rubber?

Officer Delinko tells Chuck Muckle that the snakes are only rubber to downplay the situation and dismiss the perceived threat. By claiming the snakes are not real, he aims to alleviate any panic and assert his authority in a humorous way. This interaction also highlights Delinko's lighthearted approach to his job and the absurdity of the circumstances surrounding Mullet Fingers and his antics.