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Is this also true for crepuscular insects that are active at intermediate intensities? To test this hypothesis, the visual performance of two closely related butterflies, the diurnal blue morpho Morpho peleides and the crepuscular owl butterfly Caligo memnon, were compared.
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jeb.biologists.org/cgi/content/abstract/211/6/844
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European Nightjar - Wikipedia, the free encyclopedia
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The European Nightjar , or just Nightjar , Caprimulgus europaeus , is the only representative of the nightjar family of birds in most of Europe and temperate Asia. It is a late migrant, seldom a...
en.wikipedia.org/wiki/European_Nightjar
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Crepuscular - Wikipedia, the free encyclopedia
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Crepuscular is a term used to describe some animals that are primarily active during twilight, that is at dawn and at dusk. The word is derived from the Latin word crepusculum , meaning "twilight."
en.wikipedia.org/wiki/Crepuscular
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Dictionary Home » Webster's New World College Dictionary » crepuscular ... active at twilight or just before sunrise crepuscular insects ... Crepuscular 3 6 years ago...
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www.yourdictionary.com/crepuscular
www.yourdictionary.com/crepuscular
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Definition of crepuscular from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... 1 : of, relating to, or resembling twilight : dim <crepuscular light>; 2 : occurring or active during twilight <crepuscular insects> <crepuscular activity>
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www.merriam-webster.com/dictionary/crepuscular
www.merriam-webster.com/dictionary/crepuscular
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Alderflies are fairly rare insects resembling lacewings but distinguished, in the adult, from the wing venation which lacks forking at the terminal ends. They are crepuscular or nocturnal insects found near water, and often sluggish.
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home.vicnet.net.au/~vicento/educ.htm
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I've been through their checkout and noted its resemblance to Hades - the crepuscular gloom, the dungeon lighting, ... In the crepuscular lobby, a broad circle of monitors laid on their backs on the floor blinked up at a laser show spiraling across a tentlike scrim stretched just below the building's blacked-out skylight.
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dictionary.reference.com/wordoftheday/archive/2009/04/1...
dictionary.reference.com/wordoftheday/archive/2009/04/19.html
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The light intensity control is especially useful for behavioral studies of crepuscular insects. ... The device should make it practical to study the behavior of many crepuscular insects. REFERENCES CITED; Ball, H. J., and M. F. B. Chaudhury. 1973. Photic entrainment of circadian rhythms by illumination of implanted...
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www.chemical-ecology.net/papers/aesa83.htm
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g. c. lewis. 2. (zo?l.) flying in the twilight or evening, or before sunrise; -- said certain birds and insects. others feed only in the twilight, as bats and owls, and are called crepuscular. ... crepuscular of or pertaining to the twilight, dim, dusky, twilit. active in twilight(crepuscular insects)
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dictionary.babylon.com/crepuscular
dictionary.babylon.com/crepuscular
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