Bizarre mating habits of flatworms
Wednesday, July 1, 2015 - 16:00
in Biology & Nature
Failing to find a mating partner is a dent to the reproductive prospects of any animal, but in the flatworm species Macrostomum hystrix it might involve a real headache. Zoologists have discovered the extraordinary lengths to which this animal is willing to go in order to reproduce -- including apparently injecting sperm directly into their own heads.