The deepest lakes worldwide are magnificent and result from fascinating geological formations. We shone a bright light on ...

Residents in Greenfield have been left concerned for local fish after an invasive lobster-like creature was spotted ...

Giant freshwater crayfish, longer and bulkier than today's species, roamed New Zealand 20 million years ago. They would have made a perfect snack for the crocodiles and trout-sized whitebait that ...