Wrinkly Fingers Evolved to Grasp Wet Objects

Credit: nathanmac87/Flickr

Scientists have discovered the reason why the skin on human fingers and toes shrivels up when soaked in water. Laboratory tests confirmed that wrinkly fingers improve the grip on wet or submerged objects, working away the water like rain treads in car tires.

Read more @ SciTechDaily

Jurassic Period Super-Sized Fleas Had Armored Mouthparts to Attack the Thick Hide of Dinosaurs

jurassic-cretaceous-flea

The primitive ancestors of modern day fleas were built to drain the blood of dinosaurs, more than 150 million years ago, during the Jurassic period. This potential host-parasite relationship was recently uncovered thanks to a set of preserved fossils found in China.

Read more @ SciTechDaily