ding dong

So here i am studying for bio options and im reading all the crapola about animal behaviour when i come to the section about communication and i read this;

"The dong varies a little between males,allowing identification of individuals."

WTF??? ok then! i dont know what a dong is in this sense! but LOL, ah Mrs B is a funni one sometimes...

back to thrill seeking in the land of learned and innate behaviour and mechanoreceptors.....................................zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz