Complex tongue bones, fleshy teeth on the roof of earliest known bird's mouth might have helped it snag food
Flying is really hard work. Compared to walking, swimming, or running, flying is the form of movement that takes the most energy and requires the most calories. That means that birds have had to evolve specialized ways to be really efficient at finding and digesting their food.
Image: Phys.org
Flying is really hard work. Compared to walking, swimming, or running, flying is the form of movement that takes the most energy and requires the most calories. That means that birds have had to evolve specialized ways to be really efficient at finding and digesting their food.
Originally published at Phys.org
