Do Finches Have Penises?

That question was posed recently in a search request that showed up in my referral log, no doublt because of this previous post. And the answer, of course, is “No, they have cloacas.”

One of the more interesting “hits” from that search request was an article on visual signals used by male birds to attract females, which appeared in—of all places—Tropical Topics: An interpretive newsletter for the tourism industry.