Divers clutch wooden spears as they hunt hordes of hungry starfish destroying the coral reefs around the Cook Islands already weakened by climate change.

Starfish are fascinating and contradictory creatures – they may look a bit like stars but they are certainly not fish. As you can see in the above clip, they can even walk with a mesmerizing and other ...

The five-armed figure of many starfish has to be one of the most iconic underwater curiosities in the world. How did these marine invertebrates attain such a bizarre body? It turns out that they weren ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...