snail s*x toys

 This tale follows on from that piece on leopard slug courtship from a few days ago. I commented then that copulation in garden snails is generally preceded by (among other things) pushing ‘darts’ into each other’s bodies. There’ve been various explanations for this odd behaviour (I mean, it sounds painful!), including the suggestion that the […]

Continue reading

leopard slugs: s*x on a bungy cord

… or something like it anyway! Leopard slugs, like other terrestrial slugs & snails, are hermaphrodites. They produce both eggs & sperm, but must exchange sperm with another slug in order to fertilise their eggs. (This reproductive strategy means that an amorous snail doesn’t have to find a partner of the opposite sex, it needs […]

Continue reading

that’s not what the textbooks say should happen!

 Islands can be home to rare and unusual species, which have often evolved in isolation for extremely long periods of time. On many – particularly oceanic islands – there may be no native land mammals, except, perhaps for bats. So when mammalian predators do make it to these islands the effects can be devastating. (Incidentally, […]

Continue reading