New species of early bird discovered in Mongolia by team of research scientists
...of a Mesozoic ornithurine (bird of modern aspects) bird found in over a century, and offers critical insig... of avian evolution, near the time when all living bird groups diversified. The fossil, which is about 80 million years old, was collected in 1998 by the A......nearly complete specimen of the small pigeon-sized bird was found at the locality Ukhaa Tolgod in the Gobi...iscovery is particularly important because the new bird comes from a part of the evolutionary tree close to the origin of all living birds and that is not w...Biologists uncover Darwins missing evidence for divergence of species in a warblers song
...t the two distinct, non-interbreeding forms of the bird do not recognize each others songs, which are critical in the selection of their mates. They determined this from experiments in which they played recordings of male greenish warbler songs and judged the response of other birds in the trees."In the g...As the grasslands change and disappear, what happens to the birds?
...homa State University, examined data from breeding bird surveys conducted between 1965-1995 in the souther...arly, the number of temperate migrant and resident bird species in the study areas seemed to increase throughout much of the last two decades. From 1981 to...Polly wants a cracker - maybe a big mac, too
...birds is often overlooked or misunderstood by many bird owners, who tend to believe that birds will only e...ol may contribute to heart disease." Besides diet, bird owners should be aware of changing temperatures that can be fatal to birds. In Texas - where it can ...Los Angeles oiled bird rescue center opens
...ds being used to demonstrate the care that anoiled bird would receive. The demonstrations will include phy... for large parkinglot on right side of street. The bird center is in the middlebuilding to the left of the Marine Mammal Care Center at FortMacArthur....Latest farm product: Meadowbirds
... because the farmers became so heavily involved in bird management). Musters and his colleagues found that their method of conserving meadowbirds was effective. Farms that were paid per clutch had greater hatching success than farms that were not: about 65% vs. 48% for lapwings and 63% vs. 39% for black-...Ancient tick found in New Jersey leaves experts guessing
...hes) from an unidentified bird was also found preserved in the same outcrop of amber. "Finding this feather suggests that the tick might have traveled to North America on a seabird," Klompen said. ......atross in flight is not much greater than when the bird is sitting on its nest. (The paper appeared in the Proceedings of the Royal Society of London, Biology, in October 2000.) "Based on our measurements of heart rates, soaring flight for wandering albatrosses is incredibly cheap in terms of metabolic co...First dinosaur found with its body covering intact; displays primitive feathers from head to toe
...Mongolia have led to new ideas about theropods and bird origins. It shows us that advanced theropod dinos...ith branched structures like the barbs of a modern bird feather. The spectacular fossil is on loan from the National Geological Museum of China to the Ameri...Seabirds still not recovered from Exxon oil spill
...Mobil argues that it is unreasonable to expect all bird populations to recover because there are other env...o be acting in concert in delaying recovery of the bird populations," he says....Field Museum plays vital role in creation of huge new park
...1 mammal species (13 of which are endangered); 500 bird species; and 82 amphibian and reptilian species. RBI quick and accurate study The purpose of an RBI is to quickly assess the flora and fauna of a threatened environmental area. Local and international policymakers use the results to set conservati...Fragmentation linked to stress in birds
...ord and Stouffer compared feathers from two common bird species (the white-crowned manakin and the wedge-billed woodcreeper) that were captured in either forest fragments or continuous forest near Manaus, Brazil. To determine how fast the feathers had grown, the researchers measured the daily growth bars....Unusual source of ocean water contamination may rewrite environmental textbooks
...ert Marsh regularly flushes millions of gallons of bird droppings into the Pacific Ocean, Grant said. Its rapid flow sweeps water from the marsh into the ocean in less than 40 minutes, according to his study. A slower flow rate would likely prevent most contamination, since longer exposure to salt water a...USGS finds mixing between California spotted owls and northern spotted owls
...rsity within the overall species relative to other bird species and that the genetic diversity within local populations may suffer from further population fragmentation. In the study, we used molecular markers to look at the population structure within and among populations of all three subspecies of the...Study of aquatic bird genes reveals surprising relationships and evolutionary history
...ding, is not another long-legged species of wading bird but the squat grebe, with its short legs built for...up birds of a feather into different flocks on the bird family tree--did not appear just once during the history of bird evolution, as had been the hallmark...Study of flamingo genes reveals surprising family tree
...ding, is not another long-legged species of wading bird but the squat grebe, with its short legs built for...up birds of a feather into different flocks on the bird family tree--did not appear just once during the history of bird evolution, as had been the hallmark...Hot pepper oil may prevent salmonella in poultry
...uman illness. In a poultry house, its spread from bird to bird or through the feeders and water. From there, it may move into the processing plant, where it can cr...Career counseling for embryonic cells
...colleagues first identified QSulf1 as they studied bird embryos for genes whose expression is controlled by Shh, a molecule of known importance in developmental processes. Interestingly, the QSulf1 gene remains essentially unchanged within the genomes of worms, flies, mice, and humans. "Evolution has se......me unwanted ecological effects. The first study of bird recovery after prescribed burning shows that it ca...every five years. The researcher then monitored 30 bird species in both burned and unburned areas. Artman and her colleagues found that after four years of...