News tagged with chicks
Researchers Identify the Most Promiscuous Birds in the World
Dec 09, 2009 |
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(PhysOrg.com) -- UConn ornithologist Chris Elphick and his colleagues carried out DNA tests to discover the paternity of Saltmarsh Sparrow nestlings.
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 ...
Webcam fans mourn Calif. bald eagle chick deaths
Apr 25, 2009 |
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(AP) -- The only bald eagle nest on Santa Cruz Island is now a lonely place, one that webcam viewers were delighted to monitor just a few weeks ago.
Neighbors from hell: Infanticide rife in guillemot colony
Biology /
Sep 17, 2008 |
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One of Britain's best-known species of seabird is increasingly attacking and killing unattended chicks from neighbouring nests due to food shortages.
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Norway's Puffin chicks lack food
Biology /
Jul 17, 2007 |
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Very few puffin chicks born this year on the Norwegian island of Rost are expected to survive due to shortages of the birds' food source.
Male bird at Smithsonian's National Zoo has special reason to celebrate Father's Day
Biology /
Jun 07, 2008 |
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How will the only male rhea at the Smithsonian's National Zoo spend Father's Day? He will spend it much like he has spent the past eight weeks: as a proud papa nurturing and caring for his four chicks born ...
Study reveals why starling females cheat
Biology /
Jun 20, 2007 |
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While women may cheat on men for personal reasons, superb starling females appear to stray from their mates for the sake of their chicks, according to recent Cornell research published in the Proceedings of the Royal Society of ...
Pair of avocets breeding in London
Biology /
Jul 02, 2006 |
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London has a treat for birdwatchers this year -- the first breeding pair of avocets in living memory.
High hormone levels in seabird chicks prepare them to kill their siblings
Biology /
Jun 19, 2008 |
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The Nazca booby, a Galápagos Island seabird, emerges from its shell ready to kill its brother or sister. Wake Forest University biologists and their colleagues have linked the murderous behavior to high levels ...
Hormones may lead penguins to kidnapping
Apr 20, 2006 |
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A French researcher says hormones might help explain why female emperor penguins that have lost a baby sometimes kidnap a chick from another penguin.
Mothers give interloper's offspring a head start in life
May 14, 2009 |
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A new study has revealed that mother birds can provide an early advantage to the chicks that they have sired with their non-social partner (known as extra-pair offspring).
Lead poisoning threatens a vulnerable albatross population
Oct 28, 2009 |
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(PhysOrg.com) -- Populations of Laysan albatross face severe declines due to widespread lead poisoning of chicks unless comprehensive cleanup measures gain momentum, according to a recent study.
Seagulls: Are males the weaker sex?
Biology /
May 07, 2008 |
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Male seagulls may be more vulnerable to their environment during embryonic development than females, according to Maria Bogdanova and Ruedi Nager from the University of Glasgow in the UK. Until now, the sex differences in ...
Birds with a nose for a difference
Jun 30, 2009 |
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Avoidance of inbreeding is evident amongst humans, and has been demonstrated in some shorebirds, mice and sand lizards. Researchers writing in the open access journal BMC Evolutionary Biology now report that it also occurs ...
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