News tagged with nestling
Study fuels debate about why female birds seek extra mates
Apr 30, 2009 |
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When female birds mate with males other than their social partners and have broods of mixed paternity, the offspring sired by these "extra-pair" fathers may often get a head start in life, according to a new report published ...
Execretion analysis aids primate social studies
Feb 15, 2009 |
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The arrival of molecular genetic analysis of both genes and hormones is providing scientists unexpected and unprecedented information about animals -- provided the researchers can find ways to get acceptable samples, said ...
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Mother birds 'engineer' their offspring
Biology /
May 23, 2007 |
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Bird species that have relatively long incubation periods and short nestling periods for their body size have higher concentration of androstenedione than those species whose developmental time is shifted towards relatively ...
Archaeologists unearth 'birthplace of Roman emperor' in Italy
Other Sciences / Archaeology & Fossils
Aug 06, 2009 |
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Archaeologists said Thursday they had unearthed the ruins of a villa believed to be the birthplace of a Roman Emperor who reigned almost 2,000 years ago.
Spanish ecologists discover a novel route of viral transmission
Biology /
Dec 05, 2007 |
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In a paper published in PLoS ONE on December 5, a group of avian ecologists, led by Jaime Potti, at the Estación Biológica de Doñana-CSIC (Sevilla, Spain) reports on the discovery that avian polyomaviruses, known potential ...
New Zealand bird outwits alien predators
Biology /
Jun 04, 2008 |
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New research published in this week's PLoS ONE, led by Dr Melanie Massaro and Dr Jim Briskie at the University of Canterbury, which found that the New Zealand bellbird is capable of changing its nesting behaviour to protect ...
Bird Moms Manipulate Birth Order to Protect Sons
Biology /
Sep 19, 2006 |
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According to a new study by scientists at the University of Arizona, female house finches are able to change their hormonal makeup to ensure male birds hatch later, grow faster and spend less time in the nest ...
Quantum computers take step toward practicality with demonstration of new device
May 09, 2008 |
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Computers based on the powerful properties of quantum mechanics have the potential to revolutionize information technology and security, but for decades they have remained more theoretical than practical, ...
Duck-billed dinosaurs outgrew predators to survive
Other Sciences / Archaeology & Fossils
Aug 06, 2008 |
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With long limbs and a soft body, the duck-billed hadrosaur had few defenses against predators such as tyrannosaurs. But new research on the bones of this plant-eating dinosaur suggests that it had at least ...
Age increases chance of success as two-timer
Biology /
Oct 23, 2007 |
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The coal tit appears to live a strictly monogamous life. Couples often stay together for their whole lives. That's only a facade. This indigenous songbird is among the top ten two-timers worldwide. That is what research by ...
Seeing a neurotoxin's deadly grip
Dec 13, 2006 |
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Two Howard Hughes Medical Institute research teams working independently have discovered new information about how the botulinum neurotoxin shuts down neurons with deadly efficiency. By providing detailed views ...
List of search results for nestling
