Footprint fossils suggest lizards have been running on two feet for 110 million years
Bipedal movement has existed in modern reptiles for much longer than we previously knew, writes Dr Peter Falkingham
Bipedal movement has existed in modern reptiles for much longer than we previously knew, writes Dr Peter Falkingham
Despite being illegal, chhaupadi, the practice of exiling menstruating women and girls from their home – often to a cow shed – is still practised in some areas of Western Nepal. Chhaupadi is an extreme example of the stigmas and restrictions around menstruation that exist not only in Nepal, but also globally.
Chimpanzees now face the daunting task of surviving in a habitat increasingly infested and assaulted by humans. And as their populations decline, so does their behavioural variation. In short, humans are causing chimpanzee cultural collapse.