Birds
Nanostructure of eggshell
How is it that fertilized chicken eggs manage to resist fracture from the outside, while at the same time, are weak enough to break from the inside during chick hatching? It’s all in the eggshell’s […]
Birds
Birds
A molecule boosts generosity in birds
Birds share more readily after being given the avian equivalent of oxytocin, a hormone linked with social bonding and maternal behaviour in mammals. The hormone mesotocin boosts gregariousness in birds. To see what other powers […]