When it comes to long distance relationships, it seems the barnacle has it all figured out. That's because if they fancy a mate who is far away, the male can simply make his penis longer to meet the ...

Compelled to mate, yet firmly attached to the rock, barnacles have evolved the longest penis of any animal for their size - up to eight times their body length - so they can find and fertilize distant ...

A new study looked at the male sexual organ of barnacles, which it turns out is a marine creature that has been studied dating all the way back to Charles Darwin. When it comes to long distance ...