Tag: "birds" at biology news
Study Shows Songbirds Switch From Bugs To Berries To Fuel Fall Migration
...cts led to a significantly greater weight gain for birds
than did astrictly fruit or insect diet alone. For...cause fruit is clumped in specificsites, migrating birds
spend less time and energy searching for food. Eatingberries is more efficient than chasing insects,...
How Birds Sing
...resting to human biology, because song learning in birds
has compelling similarities to speech acquisition.... interest, and compared the signal with sounds the birds
made. The impulses in the RA coincided with individual notes, each lasting just a few hundredths of ...
Researchers Develop Model Using Birds As Indicator Of Wetlands Health
...e University of Cincinnati have found thatcounting birds
can provide important information about theconditi...indicator for several reasons.Different species of birds
prefer different environments. So ifyou find many water-loving birds
and few birds
adapted to drierh...
Christmas Bird Count: Another Holiday Tradition
...he National Audubon Society to record sightings of birds
at Christmas time, providing the raw data for the best source of data on distribution and population for the many species of birds. This year the count covers the three weekends between December 20 to January 5. The Society publishes the dat...
Birds Deal With "Cocktail Party Effect"
...ns are not alone in thatability. Like humans, birds
can easily pick out and concentrate on aspecific s...in the forest during a springmorning, when all the birds
are singing at once. The findings are detailed in a paper to be published in theMarch issue of ...
Learning From Birds And Bees: Engineers Study Insects For Ideas On Tiny "Micro Air Vehicles"
...ize currently exist, meaning designersmust look to birds
and insects for information about flight principleson a scale this small. Researchers believe aerodynamic principlesgoverning aircraft with six-inch wings may be significantly differentfrom those that have guided aircraft design since the Wright Bro...
U.S. Geological Survey 1998 Budget: Increased Support For Drinking Water, Earthquakes And Biological Sciences
...lations and ecosystems. Themonitoring of migratory birds
will be enhanced. The potential threats ofendocrine disruptors in fish and wildlife species will be more closelyexamined. Research and information will be strengthened to continuesupport for restoration of Great Lakes fisheries and habitats. The in...
'BirdSource' Website For Citizen-Science Data
... Cornell Laboratory of Ornithology say: Nest your birds
on the Web. For the first time, citizen scientists...lace to go -- BirdSource -- to share data on which birds
are where and what they are doing there. The World Wide Web site opened for business today (Feb. 14...
Beset By Human Competition, Penguins Must Take Marathon Food Trips To Avoid Starvation, A Researcher Finds
...arine food reserves. To feed their families, adult birds
are forced to forage great distances from their br...e penguins. Indeed, her latest research shows that birds
from the Punta Tombo penguin reserve in southern Argentina sometimes travel more than 300 miles from...
First Salmonella Vaccine For Poultry To Be On The Market Soon
...hurt producers in production units, where the sick birds
spread the disease and die, and at the processing plants, where E. coli-infected carcasses are condemned by inspectors. Each year, millions of chickens are lost to E.coli. "We're able to take the genetically engineered salmonella strain and make it...
Oak Regeneration In Some Ohio Forests Is Failing, Researchers Find
... system-wide effects on all thespecies of insects, birds
and mammals that live there, possibly even to thepoint that some species of animals or plants could become locally extinct." This concern is a driving force behind McCarthy's study, which was partof the first phase of a larger project by the ...
Female Fireflies Lure Males For Defense Chemical
...wed fireflies from being eaten by certain spiders, birds
and probably other predatory animals, Eisner said....sner and Meinwald in the 1970s showed that certain birds
-- thrushes, in particular -- are repelled by fireflies with the lucibufagins, the Cornell scientist...
Planned Burning In Forests A Boon To Several Species Of Birds In Illinois
...nois. "In the Midwest, the conservation status of birds
associated withsavannas and open woodlands has not...lot of ways to increase the reproductivesuccess of birds
living on the state's fragmented landscape," he said. "It's been a real problem. Illinois has been ...
Lethal Parasite Prime Suspect In Fish Kills At Salton Sea
... recurrent massive die-offs of fish and water birds
at California's Salton Sea may have identified a ...e of several major die-offs. Disease problems in birds
have included avian cholera, Newcastle disease, avian botulism and undiagnosed mortality ...
Disease Takes Its Toll On Waterfowl Populations
...100,000 birds. Most recently, approximately 5,600 birds
are believed to have died from botulism at a Natio...uing and may not end until cold weather drives the birds
further south. Avian botulism is a disease of birds
resulting from the ingestion of a paralyzing to...
Colorado State Anthropologist Finds Fossil Treasures In Africa
...ossilized bones of thousands of tiny bats, shrews, birds
and frogs as well as a complete skull of anadult primate and the jawbone of a juvenile primate believed to be ancient ancestors of present-day baboons. The vast collection of fossils is one of the few uncovered in Botswana and contains well-preserve...
Mysterious Wildlife Disease
..., along with an unknown number of coots. No other birds
or mammals have been found to be affected. Despite the exhaustive efforts of federal, state and private-sector scientists, the cause or source of the disease remains a mystery, said Dr. Kimberli Miller, a wildlife disease specialist at the ...
Virologists Track New Influenza Threat
...alled H5 influenza, is found in birds
worldwide and, in this case, is believed to have ... Kawaoka said the team will test birds
from chicken farms and on the market in Hong Kong. As a precaution, the ...
Wake Forest University Study Takes Students In Flight With The Albatross
... The transmitters are then put on another group of birds
so as many different albatrosses can be tracked as...ea of another 11 ( Click here for details on the birds
tracked ). Already, several birds
have logged marathon flights including a 4,172-mile round trip...
Selenium Soil Contamination: Possible New Approach Identified
...humans and wildlife. The poisoning deaths of wild birds
at the KestersonReservoir in the San Joaquin Valley in the early 1980s have been attributed toselenium in drainage from irrigation water. The incident was a graphicdemonstration of how agricultural development can result in the accumulation ofabnorm...
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