Quote:
Originally posted by Gutterboy
What selection advantage (we're talking evolution here..) would "suction" confer?
Its all about getting your swimmers to the egg first.
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cause if the lippy thing weren't there, all the swimmers would squish up the sides of the peenie when you shoot. the lippy thing acts as a suction seal dealy which keep da jizm inem.
that's my theory and i'm sticking to it!
