LifeFlamingo-like pterosaur used gravel for digestionPterodaustro guinazui was the flamingo of the dinosaur era, and like those birds, it kept bits of grit in its stomach to help grind up its food ¿ìè¶ÌÊÓÆµ
HealthNew type of stem cell helps your fingers regenerate Shave off the very tip of your finger or toe and it should grow back. Now we know how. It's all got to do with some very special cells beneath your nails ¿ìè¶ÌÊÓÆµ