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Durham, N.C. — In findings that may offer insight into how evolution operates, a Duke University evolutionary ecologist reported evidence that aggressive male western bluebirds out-compete less aggressive males for preferred breeding territories. In the process, she found that more-aggressive and milder mannered birds also tended to breed in different settings that favor different body types.This study, conducted by Renée Duckworth, suggests the birds may play more active roles in their own natural selection than traditional models of evolution would support.
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Category: Articles
The fortress of swallows
VietNamNet Bridge, Vietnam – Feb 9, 2014
18:36′ 09/02/2014 (GMT+7)
VietNamNet Bridge – The young man led his guests into a dark house. The guests could not see because of the darkness but could hear the sounds of birds and sense a strange smell; their steps squished into thick guano; suddenly, the house lit up and they saw thousands of swallows perched on the ceiling.
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Swifts and Trade
TED Case Studies CASE NUMBER: 66 CASE MNEMONIC: SWIFT CASE NAME: Swift Protection A. IDENTIFICATION 1. The Issue Trade of Swiftlet nests began in China during the T’ang Dynasty (A.D. 618-907). China is the prime consumer of a soup made from these nests (bird’s nest soup), which is considered the “caviar of the East” until […]
Bird’s Nest? No, a Bowlful of Soup!
weird foods www.foodmall.org/entry/birds-nest-or-a-bowl-of-soup/ – 48k Monday Nov 28 2014, 6:22am PDT – Esther Indonesia, Malaysia, Vietnam: ASIA Call it “white gold”, “caviar of the East” or a delicious broth, fact remains that the Swiftlet bird’s nest have been harvested at homes and restaurants and wherever they possibly could, for the past two years, for serving […]
Taste for Swiftlet's Edible Nest Is Lowering Its Numbers
by Jagdeep S. Chhokar and Satish A. Pande for National Geographic BirdWatcher August 22, 2002 news.nationalgeographic.com/ news/2002/08/0821_020822_swiftlet.html – 39k Three birders from Pune in the state of Maharashtra in western India were putting together an illustrated book entitled Birds of the Kokan and the Western Ghats. Satish A. Pande, Vishwas Katdare, and Ram Mone decided […]
Deadline for bird’s nest licences
The Star Online – Jan 12 4:00 PM By CHRISTINA KOH IPOH: Bird’s nest farmers in Perak have until the end of March to apply for business licences. State Local Government Committee chairman Datuk Chang Ko Youn warned that those who failed to do so would have their operations shut down. “Anyone who had made unauthorised structural […]
Bird's nest triggers house fire
The Bellingham Herald Online – Jan 25 9:08 AM JOHN STARK THE BELLINGHAM HERALD A poorly designed bird’s nest was blamed for a house fire at 1629 Diamond Loop in the Toad Lake area Tuesday night. Whatcom County Fire District No. 4 spokeswoman Geri Chumley said firefighters responding to the fire report found that the nest, built […]
Bisnis Air Liur Walet di Serpong
www.kompas.com/kompas-cetak/0305/13/jateng/309276.htm BURUNG berwarna hitam sebesar burung gelatik itu masuk dan keluar gedung-gedung tinggi, melalui lubang-lubang pipa pralon berdiameter sekitar 15 sentimeter. Mereka keluar untuk mencari makan berupa serangga terbang yang dimakan sambil terbang pula. Itulah pemandangan kawasan RT 04 RW 05 Desa Cilenggang, Kecamatan Serpong, Kabupaten Tangerang. Lokasi kompleks gedung tinggi tanpa jendela tersebut di […]
Pacific Swallows of TAS
geocities.com Few people realize that we share our school campus with a wide variety of native wildlife. Have you noticed two inconspicuous bowls of mud plastered to the corner of the roof in front of the lobby? These are the nests, one apparently abandoned, of a pair of Pacific swallows, a common bird in Taiwan. […]
Nest-Site for a Bank Swallow
www.paulnoll.com/Oregon/Birds/nest-site-Swallow.html < --adsense--> Of these cavity-nesting birds, some can make their homes in a wide variety of nest sites, including the birdhouses that people build for them. Others, such as the Bank swallow, are limited by the availability of suitable sites. A colony of these swallows may excavate a hundred or more cavities into a […]