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  • Broschiertes Buch

Altitudinal gradients constitute a powerful test system for understanding the distribution of species around the world. In this book which is based on my Ph.D thesis I strive to untangle basic ecological mechanisms potentially behind avian distribution patterns on Mt. Cameroon. The book focuses on two interrelated themes: avian assemblage structures and selection pressures on life histories. It shows that the avian assemblage on Mt. Cameroon has evolved in relative isolation leading to highly specific avian host- blood parasite interactions and low sexual dimorphism in a monochromatic…mehr

Produktbeschreibung
Altitudinal gradients constitute a powerful test system for understanding the distribution of species around the world. In this book which is based on my Ph.D thesis I strive to untangle basic ecological mechanisms potentially behind avian distribution patterns on Mt. Cameroon. The book focuses on two interrelated themes: avian assemblage structures and selection pressures on life histories. It shows that the avian assemblage on Mt. Cameroon has evolved in relative isolation leading to highly specific avian host- blood parasite interactions and low sexual dimorphism in a monochromatic frugivorous species distributed along the entire gradient probably due to similar ecological space use between males and females in this species. It also shows that the abundance-range size relationship is distorted at higher elevations toward the montane forest because restricted-range species are very abundant. This book shows the influence of the environment on the ecology of birds, and opens thepath for more stringent investigations on Afrotropical Mountains.
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Autorenporträt
Eric Djomo Nana was born on July 22 1981 in Douala, Cameroon. He has served as a research associate for the Center for Tropical Research of the University of California and a researcher for the Faculty of Science of Charles University in Prague. He holds a Ph.D in Ecology.