LifeFlatworms can either regrow lost heads or reproduce sexually, not both When flatworms have the ability to regenerate, they lose the option to lay eggs – instead, they produce offspring by splitting themselves apart News
LifeFrogs have been trying to mate with odd things for 220 million years Male frogs will sometimes try to mate with turtles or inanimate objects, and now there is evidence that the behaviour began deep in prehistory with the first frogs News