The sea-cucumber is an interesting beast, it starts life as a thing that swims around eating, mating and so on, but later in life attaches itself to a rock and spends the rest of its life filtering plankton for food. Since it no longer has need of its brain, it digests it.
The sea-cucumber is an interesting beast, it starts life as a thing that swims around eating, mating and so on, but later in life attaches itself to a rock and spends the rest of its life filtering plankton for food. Since it no longer has need of its brain, it digests it.
A bit like that then.