Have you ever seen an animal without a head?There is such an animal !
It has no tail or legs.Its body is full of holes.It eats and breathes,
but never moves.It lives under water.The water brings the animal air.
The water brings the animal little plants and animals to feed on.What
animal is it?It is the sponge.
要這篇文章的英文解釋,趕救命,thx! ! !