double-crested cormorant

[ duhb-uh l kres-tid ]
/ ˈdʌb əl ˌkrɛs tɪd /

noun

a North American cormorant, Phalacrocorax auritus, having tufts of black and white feathers on the sides of the head.

Origin of double-crested cormorant

An Americanism dating back to 1825–35