Birds can be classified into two groups: diurnal and nocturnal. Most birds are diurnal, meaning they are awake during ...

A report about nocturnal animals and birds and their adaptations. The report shows footage of barn owls, mice, hedgehogs, bats, badgers, moles and worms. Students could become nature detectives ...

Fortunately, he had access to acoustic recordings of autumn nocturnal bird migrations from 26 sites over three years in eastern North America. “These nocturnal acoustic recordings are really the ...

A special Sunday event: a photographic essay celebrating such magnificent birds of prey. These nocturnal hunters hail from Europe, Asia, North America, and South America, and are seen here in photos ...

A report about nocturnal animals and birds and their adaptations. The report shows footage of barn owls, mice, hedgehogs, bats, badgers, moles and worms. Students could become nature detectives ...

The study, "Social associations across species during nocturnal bird migration," appeared in Current Biology on Jan. 15. "We can't be sure what they're saying, but birds might broadcast calls ...

Fortunately, he had access to acoustic recordings of autumn nocturnal bird migrations from 26 sites over three years in eastern North America. "These nocturnal acoustic recordings are really the ...