Unknown: There are many studies of penises and much work studying terns. However, I am unaware of any study of the terns' penises. Most birds do not have a penis. Most birds have a little lump called a cloaca. So it is unlikely a tern would get peyronies disease.
Answered 2/2/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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