Black vulture and Cinereous vulture

Black vulture noun - American vulture smaller than the turkey buzzard.

Cinereous vulture and black vulture are semantically related. In some cases you can use "Cinereous vulture" instead a noun phrase "Black vulture".

Black vulture and cinereous vulture are semantically related. Sometimes you can replace phrase "Black vulture" with "Cinereous vulture", this terms are similar.