This mouth structure wasn’t an evolutionary relic, however. It was actually a specialized feature that allowed them to thrive. It now appears Dunkleosteus boasted a head and jaw more reminiscent of a ...

A new study found several species in the shark genus Carcharhinus are at risk of extinction. If so, ecosystems could fall ...

My swimming group stays about 100m offshore. Most fatalities occur where the waves are breaking. It’s all about education.

Coiled in self-defence, this armoured creature – the armadillo girdled lizard – turns its body into a formidable fortress to ...