Heh, how convenient that you do not quote the part where I said something to the effect of "this isn't ment to be a serious topic, let's just go along with it".
No, you didn't say that, at least I don't find it in here:
An excerpt from Richard Dawkins' The Ancestor's Tale...
Or maybe even... furries?
I know that most furries who have avatars of themselves in anthro form do it because they want one and the anatomical difficulties (apparently) posed by tails are the least of their worries.
I'm not telling them to change but this paragraph made me think of them. What if this actually was true for furries, their tails being a hindrance? It may look cute and cuddly but it may also impend their walking.