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Cognition Mediated Floral Evolution

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Release : 2013
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Kind : eBook
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Book Synopsis Cognition Mediated Floral Evolution by : Vladislav Nikolaev Nachev

Download or read book Cognition Mediated Floral Evolution written by Vladislav Nikolaev Nachev. This book was released on 2013. Available in PDF, EPUB and Kindle. Book excerpt:

Cognitive Ecology of Pollination

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Release : 2005-08-22
Genre : Science
Kind : eBook
Book Rating : 401/5 ( reviews)

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Book Synopsis Cognitive Ecology of Pollination by : Lars Chittka

Download or read book Cognitive Ecology of Pollination written by Lars Chittka. This book was released on 2005-08-22. Available in PDF, EPUB and Kindle. Book excerpt: Important breakthroughs have recently been made in our understanding of the cognitive and sensory abilities of pollinators, such as how pollinators perceive, memorize, and react to floral signals and rewards; how they work flowers, move among inflorescences, and transport pollen. These new findings have obvious implications for the evolution of floral display and diversity, but most existing publications are scattered across a wide range of journals in very different research traditions. This book brings together outstanding scholars from many different fields of pollination biology, integrating the work of neuroethologists and evolutionary ecologists to present a multidisciplinary approach.

Nectaries and Nectar

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Release : 2007-04-18
Genre : Science
Kind : eBook
Book Rating : 37X/5 ( reviews)

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Book Synopsis Nectaries and Nectar by : Susan W. Nicolson

Download or read book Nectaries and Nectar written by Susan W. Nicolson. This book was released on 2007-04-18. Available in PDF, EPUB and Kindle. Book excerpt: Nectar is the most important reward offered by plants to pollinating animals. This book is a modern and interdisciplinary text on nectar and nectaries, prompted by the expansion of knowledge in ecological and molecular fields, and the strong recent interest in pollination biology. The topics covered vary widely: they include historical aspects, the structure and ultrastructure of nectaries and relationships to plant systematics, the dynamics of nectar secretion, nectar chemistry and the molecular biology of defence proteins, and more.

Cognition-Mediated Coevolution

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Release : 2011
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Book Synopsis Cognition-Mediated Coevolution by : Sharoni Shafir

Download or read book Cognition-Mediated Coevolution written by Sharoni Shafir. This book was released on 2011. Available in PDF, EPUB and Kindle. Book excerpt: Abstract. In this paper we emphasize the role of pollinator perception and decision-making processes in mediating floral nectar distribution strategies. Since pollinator choice behavior is guided by how the pollinator perceives and evaluates floral rewards, we hypothesize that plants have evolved strategies that maximize their perceived profitability, through pollinator cognition-mediated co-evolution. We focus on two classes of cognitive phenomena, context dependent evaluations and risk-sensitivity. These phenomena are of interest to psychologists and biologists. Our paper is an attempt to show the value of cross-disciplinary exchange of theories and ideas. A review of the ecology literature suggests that pollinators evaluate variability in nectar volume in proportion to the mean, and thus choice behavior is guided by the coefficient of variation (standard deviation/mean) of the distribution. This functional relationship is predicted by Weber's law, which describes a wide range of psychophysical phenomena. Simulations show that this phenomenon also affects how pollinators perceive skewed nectar distributions. Cognition-mediated co-evolution theory should be a fruitful approach to understanding the evolution of pollinator-plant interactions.

Cognitive Ecology of Pollination

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Release : 2001-05-28
Genre : Science
Kind : eBook
Book Rating : 041/5 ( reviews)

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Book Synopsis Cognitive Ecology of Pollination by : Lars Chittka

Download or read book Cognitive Ecology of Pollination written by Lars Chittka. This book was released on 2001-05-28. Available in PDF, EPUB and Kindle. Book excerpt: Important breakthroughs have recently been made in our understanding of the cognitive and sensory abilities of pollinators: how pollinators perceive, memorise and react to floral signals and rewards; how they work flowers, move among inflorescences and transport pollen. These new findings have obvious implications for the evolution of floral display and diversity, but most existing publications are scattered across a wide range of journals in very different research traditions. This book brings together for the first time outstanding scholars from many different fields of pollination biology, integrating the work of neuroethologists and evolutionary ecologists to present a multi-disciplinary approach. Aimed at graduates and researchers of behavioural and pollination ecology, plant evolutionary biology and neuroethology, it will also be a useful source of information for anyone interested in a modern view of cognitive and sensory ecology, pollination and floral evolution.

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