Mating game never ends for barn swallows; females stray when males lose sheen, CU researchers find

By Blaine Friedlander Jr. and Krishna Ramanujan news.cornell.edu/stories/Sept05/BarnSwallows ITHACA, N.Y. — Even after they have paired with a male, the female North American barn swallow still comparison-shops for sexual partners. And forget personality; the females judge males by their looks — the reddish color of the males’ breast and belly feathers. If the male’s red […]

Shark fin delicacies likely to be off tables during Olympics

Daily News & Analysis, India – Mar 14, 2014 BEIJING: Shark fin delicacies may be off the menu in Beijing before 2014 Olympics if the local government concurs with a proposal made by a lawmaker, so as to curry favour with visiting foreigners who may feel offended, the state media reported on Wednesday. The issue of banning […]

Swifts Hold Screaming Parties, Suffer Silent Dreads

Berkeley Dayly Planet By JOE EATON Special to the Planet You can hear it over the traffic on Shattuck Avenue: a high-pitched chittering, coming from somewhere overhead. Looking up, you may be able to spot a couple of small, torpedo-shaped black-and-white birds with an elegant Art Deco look, looping through the air above the downtown […]

Swiftlet

From Wikipedia, the free encyclopedia Description The birds called Swiftlets or Cave Swiftlets are contained within the four genera of Aerodramus, Hydrochous, Schoutedenapus and Collocalia. They form the Collocaliini tribe within Apodidae. The group contains around thirty species mostly confined to southern Asia and south Pacific islands and north eastern Australia all within the tropical […]

Purple martins majesty

PensacolaNewsJournal.com, FL – Mar 17, 2014 Birdlovers open their hearts — and their yards — to these faithful part-time residents Kate S. Peabody kpeabody@pnj.com They have no money. They pay no rent, and just like Aunt Edna from Omaha, they show up every spring to enjoy our Southern hospitality and soak up the sun. Who are they? […]

The Deadly Delicacy :Allure of bird's nest soup endangers swiftlet colonies and drives violent clashes

sfgate.com Sarah Rooney, Chronicle Foreign Service Muk Island, Thailand — High in the caves of Thailand’s idyllic southern islands lies an unlikely treasure that people are willing to kill for — the nest of a sparrowlike bird called the swiftlet. About a half-dozen companies, which have been granted concessions by local governments to gather swiftlet […]

A high price for a special tweet

by Jennifer Dick uoguelph.ca/research/news One of the oldest Chinese delicacies – a bird’s nest that’s made from the saliva of the male swiftlet, and sells upwards for $4,000 per pound – has food experts around the world swooning for a taste of what’s called the “food of the emperor,” or the “caviar of the East.” […]

Synthesis and sorting of proteoglycans

jcs.biologists.org K Prydz and KT Dalen Department of Biochemistry and Institute for Nutrition Research, University of Oslo, Norway. kristian.prydz@biokjemi.uio.no. Proteoglycans are widely expressed in animal cells. Interactions between negatively charged glycosaminoglycan chains and molecules such as growth factors are essential for differentiation of cells during development and maintenance of tissue organisation. We propose that glycosaminoglycan […]

Spring cleaning for swallows

NorthJersey.com — Peter J. Sampson A spring ritual is getting under way as the itinerant tree swallow returns to nest in the Meadowlands from its winter sojourn along the Gulf Coast and points as far away as Costa Rica. With the swallows’ impending arrival, the staff at New Jersey Meadowlands Commission have begun installing the […]