Fossils of the lowly frog indicate that the evolution of South Africa's west coast winter rainfall pattern is more complex, and possibly occurred much later, than previously thought
In southern Africa there's been a southward shift in the occurrence of tropical cyclones in the region. This is due to sea temperatures increasing as a result of global warming.
Globally, a quarter of whale and dolphin species are endangered. Though South African dolphin populations are generally in good heath, the humpback dolphin is cause for concern.