Sentences with phrase «spring and fall migration»

To participate in the program, simply agree to extinguish architectural and window lighting between 11 pm and 5 am during spring and fall migration seasons by filling in the form below.

This program will reduce energy and help save migratory birds passing through the city during the annual spring and fall migration seasons.

The station, located in Newbury, Massachusetts, is designed to monitor migratory passerines (songbirds) during spring and fall migrations.

Using data on all the ultralight - trained birds» spring and fall migrations from 2002 to 2009, the researchers found that neither genetic relatedness nor gender had any effect on the whooping cranes» tendency to stay on the shortest migratory route.

Many varieties of shorebirds are spotted on beaches and along the Ecola Creek estuary during spring and fall migrations.

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.

Not exact matches

After spending a relatively leisurely winter and early spring luxuriating in warm tropical climates, they migrate north for a brief but highly eventful summer in North America, during which they must complete three energetically demanding and time - consuming tasks: (1) they must build nests, lay eggs, and provide for their offspring until the young reach independence, (2) they must completely replace all the feathers in their plumage as part of the annual molt, and (3) they must prepare for the fall southward migration by eating prodigiously and storing the body fat that will fuel their long - distance flights.

The work used upward - facing radar systems and recorded insects flying between 150 meters and 1200 meters high, documenting thousands of mass migrations northward in spring and southward in fall, suggesting the insects know when and in what direction to migrate and pick favorable winds to do so.

Unable to prevent an estimated $ 5 million to $ 10 million worth of bird damage each fall to a sunflower crop which fetches between $ 330 million and $ 500 million per year, Wildlife Services staff theorized in 1994 that they might accomplish more by poisoning the birds as they migrate north each spring, so that fewer would join the fall migrations southward.

Gray whales are reliably found near the Farallones during their spring migration north and the fall / winter migration south.

View the gray whale migration during the winter and spring months and the giants of the sea, the blue and finback whales during the summer and fall months.

Repeat visitors are rewarded with new experiences and perspectives, from the evolving work and ever - changing roster of artists, to the explosion of wildflowers in the spring and the raptor migration in the fall.

The author accuses Stantec of choosing to do a survey only of spring migration for the birds while birds are actually at greater risk in the fall because they are moving more slowly (there is not the push to build a nest and raise this year's offspring), and because there are young birds making the trip for the first time.

Animals are changing migration patterns and plants are changing the dates of activity,» such as trees budding their leaves earlier in the spring and dropping them later in the fall, Josef Werne, a professor of geology and environmental science at the University of Pittsburgh, told Live Science.

The best times of year for birding is in the migration seasons of spring and fall, but birds can be heard year round.

Ridgefield National Wildlife Refuge: Over 5,000 acres of vital migration and wintering habitat for spring and fall migrating birds.