Can lizards swim?

I recently visited my old field site at Augrabies Falls National Park, in the Northern Cape Province of South Africa. The park is situated on the Orange River, not too far from the border with Namibia. I was in for a bit of a shock. The river was in flood and at its...

Polyandrous frogs

African foam nesting frogs represent one of the most extreme examples of polyandry in a vertebrate and this is thought to be a fertility insurance mechanism. Our paper, just published online, shows that offspring from polyandrous matings had both significantly higher...