LifeFemale seahorses forget their pregnant male partners if separated Some seahorses pair for life, with the males carrying the pregnancies – but if the pair are separated for even a few days, the female seems to forget the male News
LifeHyenas make faces at each other when they want to play-fight Hyenas play-fight with other members of their clan, and they have a clear way to let each other know the fight isn’t serious: they open their mouths and bob their heads News