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.
Indian Ocean humpback dolphins, which live close to the shore, need protection. The total population is estimated to be just 10,000, with fewer than 1,000 of them off the coast of South Africa.
The Great Barrier Reef is home to some 1,600 species of bony fish, 130 sharks and rays, and turtles, mammals and more. Most have had no population monitoring, meaning we don’t know how well they are faring.
The Burrunan dolphin, Tursiops australis, has only recently been discovered but is already under threat due to its small and isolated populations. Our team of researchers from the Australian Marine Mammal…
The use of tools is one example of the growing capacity for analytical thought and invention in apes and early humans. The earliest flint-knapped stone cutting tools date from around 2.6 million years…
Seafood is increasingly marketed as the clean, healthy choice for consumers – full of good oils and proteins and low in fat – with canned tuna a favourite cheap source of healthy protein. But science provides…