Natural born killers
(PhysOrg.com) -- Only a few days old and still blind and naked, chicks of the African greater honeyguide kill their newly hatched foster siblings in order to eliminate competition for parental care, new research from the ...
(PhysOrg.com) -- Only a few days old and still blind and naked, chicks of the African greater honeyguide kill their newly hatched foster siblings in order to eliminate competition for parental care, new research from the ...
Plants & Animals
Sep 7, 2011
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Evolutionary adaptations resulting from cultural change, such as humans being able to consume dairy products, are more widespread in nature than previously thought.
Evolution
Jun 3, 2019
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Common cuckoos and oriental cuckoos in eastern Russia appear to be expanding their breeding range into western Alaska, where songbirds are naive to the cuckoos' wily ways, researchers report. A new study suggests the North ...
Ecology
May 7, 2018
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The eggs laid by two African bird species have evolved different color patterns over a period of just 40 years, according to new research published in The American Naturalist. The quick change appears to be driven by an unwanted ...
Plants & Animals
Apr 16, 2012
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Manipulation is often thought of as morally repugnant, but it might be responsible for the evolutionary origins of some helpful or altruistic behavior, according to a new study.
Plants & Animals
Aug 19, 2013
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Alberta's oil and gas infrastructure is providing a great living to the brown-headed cowbird, a bird species that tricks other songbirds into raising its young, a new University of Manitoba study finds.
Plants & Animals
Jul 19, 2017
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Species must reproduce to survive, and animals have found unique ways of achieving this. For some, including us, it seems as though producing a few offspring that require extended care is the best strategy. For others, such ...
Plants & Animals
Dec 1, 2014
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(PhysOrg.com) -- Some female zebra finches foist a part of their eggs on their neighbours. Scientists of the Max Planck Institute for Ornithology in Seewiesen discovered that in every fifth nest there is one egg that is not ...
Plants & Animals
Apr 22, 2010
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Scroungers and parasites seem to show up in nature wherever life produces something useful, and that includes parental care. Among birds, for example, the practice of laying eggs in other birds' nests is surprisingly common.
Ecology
Oct 9, 2019
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Researchers are realizing that animal communication is more complicated than previously thought, and that the information animals share in their vocalizations can be complex. For example, some animals produce calls that warn ...
Plants & Animals
Nov 30, 2023
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