Giant freshwater crayfish, longer and bulkier than today's species, roamed New Zealand 20 million years ago. They would have ...

They’re barely noticeable. But they extend 6 feet into the ground, and are home to Wisconsin’s rarest crayfish species, the prairie crayfish. Helen Holtz, an ecologist with the Waukesha County Land ...

Invasive crayfish introduced by the National Park Service 100 years ago are decimating a newt subspecies in the isolated ...

Luddenden Brook, at Jerusalem Farm nature reserve near Halifax, has been granted Local Wildlife Site Status, giving official ...

Part of a Calderdale nature reserve has been officially recognised as one of the borough’s most important sites for nature, ...

The Center for Biological Diversity notified the Trump administration today that it intends to sue over the U.S. Fish and ...

Some of these crayfish are more than six inches long, making them one of the biggest predators in local waters. That makes it harder for local species to thrive or have a diet custom to the area.

Water isn’t just a resource for Bob McNamara. It’s life itself. “You don’t know until it’s gone how important it is.” ...

WELLINGTON: Giant freshwater crayfish, up to 25cm long, once roamed New Zealand's ancient lakes around 20 million years ago, ...

Giant freshwater crayfish, longer and bulkier than today’s species, roamed New Zealand 20 million years ago. They would have ...