By Dietland Muller-Schwarze
Книга Chemical Ecology of Vertebrate Chemical Ecology of VertebrateКниги Химия Автор: Dietland Muller-Schwarze Год издания: 2006 Формат: pdf Издат.:Cambridge collage Press Страниц: 578 Размер: 5,2 ISBN: 0521363772 Язык: Английский0 (голосов: zero) Оценка:"This is a fascinating booklet for someone with even a passing curiosity in chemical ecology.... increases know-how and whets the appetite." Gordon Hamilton, Bulletin of the British Ecological Society publication DescriptionFocusing solely at the chemically mediated interactions among vertebrates, together with people and different animals and crops, this monograph combines info from extensively scattered technical literature in several disciplines. will probably be an crucial reference for undergraduates, graduate scholars and researchers drawn to how chemical indications are used for inter- and intra-specific communique in vertebrates.
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Additional info for Chemical Ecology of Vertebrate
Structurally similar molecules lacking the NO group did not release alarm responses in two tetra species (Charicidae). , 2000). 1 functional groups O N HN N + N H O− f i g u r e 2 . 1 Hypoxanthine oxide, a fish alarm pheromone. features. They are relatively volatile, lack any substituent at C-17, are unsaturated at C-16 and C-17, have only one oxygen function at C-3 and hence are very non-polar. , 1989). A third example is the role amino acids such as l-aspartate and l-glutamate have in deterring feeding by the oriental weatherfish, the loach Misgurnus anguillicaudatus, presumably signaling a predator.
8 sex differences (Regnier and Goodwin, 1977). Less-polar odorants will be less affected by the polarity of their lipid substrate or by relative humidity. For these reasons, the chemical ecologist has to keep in mind that volatility results not only from the nature of the odorant but also from the characteristics of the substrate, and the environmental conditions. Keeper substances in a scent secretion, and/or the nature of the substrate such as rock, wood or soil, impart longevity to a scent mark.
Some pheromones in urine may originate in the reproductive tract, rather than being metabolites. In white-tailed deer, Odocoileus virginianus, estrus urine elicits some chases and associating by bucks, but vaginal secretion is more active. , 1994). 2 Glandular secretions Vertebrates, especially mammals, have evolved a bewildering variety of specialized glands that produce secretions which in turn carry chemical signals, independently of excretions. 1 Fish In fish, proven or suggested sources of pheromones are, in addition to urine and feces (including bile), the reproductive organs, skin, and secondary sex structures.
Chemical Ecology of Vertebrate by Dietland Muller-Schwarze