Heterospecific Aggregations
Mostrando 1-3 de 3 artigos, teses e dissertações.
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1. Ecologia de bandos mistos de aves na Estação Ecológica de Itirapina, estado de São Paulo
A degradação de áreas campestres naturais ainda remanescentes é intensa e prejudica a integridade ambiental destes ecossistemas. Parte da assembléia de aves que vive nestes ambientes exibe o comportamento de formação de bandos mistos, o qual traz benefícios para seus integrantes. Objetivamos analisar bandos mistos de aves presentes em três fisionomi
Publicado em: 2011
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2. The ecological and evolutionary consequences of sperm chemoattraction
Chemical communication between sperm and egg is a critical factor mediating sexual reproduction. Sperm attractants may be significant evolutionarily for maintaining species barriers, and important ecologically for increasing gamete encounters. Still unresolved, however, are the functional consequences of these dissolved signal molecules. Here, we provide exp
National Academy of Sciences.
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3. Back-casting sociality in extinct species: new perspectives using mass death assemblages and sex ratios.
Despite 150 years of interest in the ecology of dinosaurs, mammoths, proto-hominids and other extinct vertebrates, a general framework to recreate patterns of sociality has been elusive. Based on our recent discovery of a contemporary heterospecific mass death assemblage in the Gobi Desert (Mongolia), we fit predictions about gender-specific associations and