The wrists of birds are incredibly complex and functionally crucial in both flight and the folding of wings at rest, says Will Newton. To stabilise their wings during flight, birds rely on a tiny bone known as the pisiform. This bone was long thought to have been lost in the early ancestors of birds, only returning as they started to …
Read More »Tiny, pea-sized dinosaur bone discovered in Mongolia’s Gobi Desert has scientists gobsmacked at what it means
