Millions of birds are reportedly going to be flying over Cleveland and the surrounding areas during their path of spring migration.

In the first part of the series, "To Fly or Not to Fly," David ... for survival in the air. Whether taking off, sustaining flight, or landing, birds must overcome the tremendous energy demands ...

Residents and businesses in the Chicago area are being asked to take steps to protect vulnerable ... say millions of birds are expected to fly over the state of Illinois on both Tuesday and ...

Some of those songs may be from year-round residents of your nearby park or backyard. Others are just stopping in for a day or two. At night, "Our skies are filled with this river of migrating birds, ...

The next few weeks mark the peak of bird migration season, a biannual natural phenomenon when hundreds of millions of birds ...

The resulting “eight-legged” bird may ... Fledging takes place between 30-35 days after they hatch. This is when a chick’s feathers are developed enough to allow them to fly.

Scientists are calling on the public to participate in conservation efforts by turning off unnecessary artificial lights at home, potentially saving millions of avian lives. "Most birds across the ...