Sentences with phrase «of migratory songbirds»

Across the continental United States, climate change is affecting the migration cycles and body condition of migratory songbirds, causing decoupling of the arrival dates of birds on their breeding grounds and the availability of the food they need for successful reproduction.

Effective conservation of migratory songbirds requires an understanding of how populations are connected between seasons.

It found that a warmer climate could affect the paths of its migratory songbirds and threaten extinction on its only native trout.

Not exact matches

Tracking the effects of a neonicotinoid insecticide on migratory songbirds.

And the Intergovernmental Panel on Climate Change, a few years ago in its fourth assessment in 2007, said to the Europeans — but it could have been to the Americans for that matter in a different context — Europeans if you care for your songbirds, as Europeans really do, look to Africa and how African habitats are doing: 84 percent of the migratory birds in the world are vulnerable to climate change.

McWilliams and a colleague at the University of Wisconsin measured the spare capacity of white - throated sparrows, a common migratory songbird in eastern North America.

Migratory songbirds of the Pacific Northwest, researchers have learned, produce up to three times as many offspring when El Niño greens up their wintering grounds down south.

This radical solution to conflict between parental care and the annual molt provides «a nice illustration of the complex lives that migratory songbirds lead,» says Ron Mumme, the study's author and Professor of Biology at Allegheny College in northwestern Pennsylvania.

According to a new study by biologists at Virginia Tech and the Smithsonian Migratory Bird Center, the offspring of a certain songbird, the wood thrush, are more likely to survive drought in larger forest plots that offer plenty of shade and resources.

New findings from Western University support the scientific opinion that mercury is one of the determining factors for the dramatic declines of many migratory songbird populations across North America.

Furthermore, movement - independent ZENK expression in the forebrain of night - migratory birds performing magnetic orientation at night is confined to Cluster N [with the strongest activation in distinct subregions (the shell surrounding the DNH nucleus)-RSB-, as shown by the detailed quantification of ZENK expression within Cluster N performed in this study], and this expression massively decreased in corresponding brain areas of non-migratory songbirds and in all bird species during daytime [13].

Boasting 25 miles of walking trails, the island offers two lighthouses, terrific views of the sea and one of the most important migratory songbird habitats in the world (70 species stop over on the island each fall!).

«These animals were brought in alive and do not include those that died or were not found... [This] includes 36 [bird] species, many of which are songbirds or locally rare, sensitive, or migratory species; all are supposed to be protected by law from illegal take.»

Many species of migratory birds, wading birds, and songbirds nest or migrate throughout New Jersey.

A recent study by David Mizrahi of New Jersey Audubon and Jeff Buler of the University of Delaware, revealed that the Great Cypress Swamp is one of the two most important stopover sites in Delaware for neotropical migratory songbirds during the spring and fall migrations.