#Males

On the strictly protected island of Golem Grad in North Macedonia, the tortoises are destroying their own population. During prolonged courtship, aggressive males are exhausting the females and frequently pushing them off the cliffs.…

Does everyone start off as female in the womb? (some guys also have feminine features or look like women) we’re not too different, even male cats have 6 nipples

The bizarre vertical flight pattern has long puzzled experts but new research reveals why it may play a crucial role in the insect’s survival

If anyone tells you that there are 2-3 sexes in the world I want you to just go ahead and slap them. I was making a chart this morning, but by the time I got to the twentieth configuration of primary...

The third right arm of male octopuses has a specialised role in mating, and the creatures take extra care to avoid damaging it or losing it to a predator

A new study shows that as humpback whale populations recover from past whaling, older males are gaining a major advantage in reproduction.