NEW YORK— A new study finds that the death toll for birds that crash into buildings may be underestimated by hundreds of millions and could exceed 1 billion deaths a year. The peer-reviewed study, ...

A comprehensive review of dodo science offers new insights into the biology and behavior of the much-ridiculed bird.

(CNN) – A new study estimates over one billion birds die from building collisions in the United States each year ... Researchers said the death toll is probably much higher amongst birds ...

(CNN) – A new study estimates over one billion birds die from building collisions in the United States each year ... Researchers said the death toll is probably much higher amongst birds in the wild.