LifeZoologger: The slow-moving mystery of the sloth's neck Sitting quietly on a tree branch in South America, brown-throated sloths don't do much – except break a law of mammalian evolution ¿ìè¶ÌÊÓÆµ
LifeApe dung reveals gorilla origin of malaria An analysis of ape faeces suggests humans started out malaria-free – then caught it from gorillas ¿ìè¶ÌÊÓÆµ