News tagged with mobbing predators
Siberian jays use complex communication to mob predators
When mobbing predators, Siberian jays use over a dozen different calls to communicate the level of danger and predator category to other members of their own group. A Swedish study from Uppsala University, published in the ...
Jun 08, 2009 |
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Search results for mobbing predators
Mobs rule for great tit neighbours
(Phys.org) -- Great tits are more likely to join defensive mobs with birds in nearby nests that are ‘familiar neighbours’ rather than new arrivals, Oxford University research has found.
Apr 27, 2012 |
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Asian honey bees defend threat by banding together and shaking abdomens
Theory suggests that signals between prey and predator can coevolve. In order for an ‘I see you’ display to evolve, the prey species must be able to back up its ‘I see you’ with action, by outrunning the ...
Feb 24, 2012 |
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Stress may explain vocal mimicry in Bowerbirds
(PhysOrg.com) -- Spotted Bowerbirds (Ptilonorhynchus maculatus) are best known for their nests, but these birds are also capable of mimicking the vocalizations of many different species of birds. It was be ...
May 11, 2011 |
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How female wisdom in old age helps elephants survive
(PhysOrg.com) -- The value of mature female experience may be something that human society needs to be reminded of from time to time but elephants, it seems, have good reason never to forget.
Mar 16, 2011 |
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Gangster birds running protection racket give insight into coevolution
Like gangsters running a protection racket, drongos in the Kalahari Desert act as lookouts for other birds in order to steal a cut of their food catch. The behaviour, revealed in research funded by the Biotechnology ...
Nov 18, 2010 |
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Birds Of A Feather Attack Together
Last summer, physicist Suzanne Amador Kane at Haverford College in Pennsylvania set up an experiment looking at how flocks of small birds on her campus -- swallows -- defend themselves from predators by ganging ...
May 04, 2010 |
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Big, social, Island-dwelling birds live longest
(PhysOrg.com) -- Research may help explain underlying evolutionary principles that shape life spans for many organisms, including humans.
Jan 13, 2010 |
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Not Only Dogs, but Deer, Monkeys and Birds Bark to Deal with Conflict
(PhysOrg.com) -- Biologically speaking, many animals besides dogs bark, according to Kathryn Lord at the University of Massachusetts Amherst, but the evolutionary biologist also says domestic dogs vocalize ...
Jul 14, 2009 |
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Birds use social learning to enhance nest defense
Reed warblers live with the threat that a cuckoo bird will infiltrate their nest, remove one of their eggs, and replace it with the cuckoo's own. This 'parasitism' enables the cuckoo to have its young raised by unsuspecting ...
Jun 04, 2009 |
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Birds' strategic mobbing fends off parasitic invaders
Reed warblers use mobbing as a front line of nest defense against parasitic cuckoos, according to a new report published online on January 29th in Current Biology, a Cell Press publication. Cuckoos act as parasites by lay ...
Biology /
Jan 29, 2009 |
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