How birds may have escaped the dino-killing asteroid impact

New study explores what let some flying dinos survive what was almost the end of their world

illustration of bird

RUN, BIRD, RUN  Birds most likely to have survived a mass extinction 66 million years ago would have been small (as seen in this artist’s depiction), able to fly and just fine living on the ground, researchers say.

Phillip M. Krzeminski

Nothing against trees.