Choose your answer: Is "The steamer ducks (Tachyeres), geese and swans (Anserinae), the solitaire (Pezophaps), sheathbills (Chionis), some guans (Crax) and stone curlews (Burhinus) use a bony knob on the alular metacarpal to punch and hammer opponents." a good answer to the question "What is another name for steamer ducks?"
Options:
(a). yes.
(b). no.
(a).