Portrait of happy young black woman relaxing on wooden deck chair at tropical beach while looking at camera wearing spectacles. Smiling african american girl with fashion sunglasses enjoying vacation.

Orcas Use Kelp as a Possible Grooming Tool

Start

In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against each other’s bodies, a study shows.

Previous Story

How Two Neuroscientists View Optical Illusions

Next Story

Human Activity Is Driving the Evolution of Wild Animals, New Studies Find