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forest had a loud dawn chorus. The dawn chorus is no longer as loud as it once was, owing to extensive loss of forests, the introduction of bird predators and competing species such as wasps. The
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In a 2007 study of the
Ecuadorian forest, it was determined that birds perching higher in the trees and birds with larger eyes tend to sing first. This may be due to differences in the amount of
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An annual
International Dawn Chorus Day is held on the first Sunday in May when the public are encouraged to rise early to listen to bird song at organised events. The first ever was held at
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In some territories where bird life is extensive and birds are vocal, the sound of a dawn chorus may make it difficult for humans to sleep in the early morning.
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Moller, A.P., (1992). Interspecific response to playback of bird song. Ethology, 90: 315-320. DOI: 10.1111/j.1439-0310.1992.tb00842.x
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at the start of a new day. In temperate countries this is most noticeable in spring when the birds are either defending a
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are two of the birds that would have formed part of the dawn chorus since they have a vocal and melodious call.
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Reproductive
Biology and Phylogeny of Birds: Sexual selection, behavior, conservation, embryology, genetics
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Moller used a play-back technique to investigate the effects of singing by the
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Always, Rachel: the letters of Rachel Carson and
Dorothy Freeman, 1952-1964
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19:"International Dawn Chorus Day" redirects here. For the short film, see
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Field recording on the
International Dawn Chorus Day 2023, at 4:26AM
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104:(now The Wildlife Trust for Birmingham and the Black Country).
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due to the singing of conspecifics as well as heterospecifics.
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Lowman, Margaret; Burgess, Edward and
Burgess, James (2006)
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the dawn chorus may begin as early as 3am in early summer.
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Yale
University Press, New Haven, Connecticut, page 168,
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Early explorers and
European settlers noted that the
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It's a jungle up there: more tales from the treetops
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A recording of a spring dawn chorus in
Virginia, USA
362:Jamieson, Barrie Gillean Molyneux (editor) (2007)
303:Beacon Press, Boston, Massachusetts, page 462,
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368:Reproductive Biology and Phylogeny of Birds
299:Carson, Rachel and Freeman, Dorothy (1995)
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232:Dawn chorus of eastern US deciduous forest
211:The dawn chorus may also be heard in the
319:Gregg, Emma and Trillo, Richard (2003)
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416:The language of birds: The dawn chorus
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160:A recording of a dawn chorus in the UK
16:Singing of birds at the start of a day
100:, England, in 1987, organized by the
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21:International Dawn Chorus Day (film)
323:Rough Guides, New York, page 220,
190:Problems playing these files? See
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255:Problems playing this file? See
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78:conspecifics and heterospecifics
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411:International Dawn Chorus Day
276:Dawn chorus (electromagnetic)
88:International Dawn Chorus Day
76:) on the behaviour of both
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321:Rough guide to the Gambia
65:perceived by the birds.
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102:Urban Wildlife Trust
82:social facilitation
42:is the outbreak of
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48:breeding territory
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376:978-1-57808-386-2
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167:UK dawn chorus 2:
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146:UK dawn chorus 1:
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431:Bird sounds
366:(Part B of
114:New Zealand
108:New Zealand
94:Moseley Bog
40:dawn chorus
425:Categories
287:References
257:media help
192:media help
98:Birmingham
396:IDCD.info
271:Bird song
436:Ethology
265:See also
120:and the
118:bellbird
44:birdsong
199:In the
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57:Timing
63:light
372:ISBN
345:ISBN
325:ISBN
305:ISBN
38:The
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96:in
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201:UK
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
