Magpie personality traits differ according to their parents' hormone levels.
Leatherback turtles, immune to cold waters, lay eggs whose sex is determined by water temperature.
This feat of collective mimicry is a testament to just how clever evolution can be.
The bizarre story of how dung beetles bring the next generation into the world.
Single fatherhood is hard for the male water bug. Afraid he'll eat his offspring, dad simply goes without.
Nature provides different models of parenthood with the male of some species bearing the brunt of childcare.
If you're a fruit fly, literally dousing your offspring in alcohol is apparently one of the best ways to protect them from danger...
The oldest dinosaur nests have unearthed some surprising secrets...
When it gets cold, a biochemical process replaces some of the water in the mosquito's body with glycerol.
In the spring, the eastern half of North America turns into one big spittoon for spittlebugs.