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day length |
Also found in: Acronyms, Wikipedia | 0.03 sec. |
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day length the number of daylight hours per day, increasing towards midsummer and the reverse towards midwinter. The effective trigger in the commencement and cessation of the breeding seasons in those species that demonstrate seasonal breeding. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The length of day is nature's cue to the animal to begin reproductive activity. Planet Length of year Length of day (in Earth days) (in Earth hours) Mercury 87. Studies also have examined the length of day in kindergarten and its influence on behavior, school attendance, children's physical stamina, social development and peer relationships, and parent satisfaction with education. |
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