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Sexually dimorphic legs in a neotropical harvestman (Arachnida, Opiliones): Ornament or weapon?
- R. Willemart, F. Osses, M. C. Chelini, R. Macías-Ordóñez, G. Machado
- Biology, Medicine
- Behavioural Processes
- 31 January 2009
The evolution of sexually dimorphic traits has been the focus of much theoretical work, but empirical approaches to this topic have not been equally prolific. Males of the neotropical family… Expand
Five new cases of paternal care in harvestmen (Arachnida: Opiliones): implications for the evolution of male guarding in the Neotropical family Gonyleptidae
- G. Machado, Gustavo S Requena, B. Buzatto, F. Osses, Liliam M. Rossetto
- Biology, Computer Science
In this paper, we present field observations on paternal care in five species of harvestmen belonging to the family Gonyleptidae and examine the extent to which the available data can be used to test a recent theory on the evolution of exclusive male care via sexual selection. Expand
Activity pattern of the Neotropical harvestman Neosadocus maximus (Opiliones, Gonyleptidae): sexual and temporal variations
Abstract We investigated the activity pattern of males and females of the neotropical harvestman Neosadocus maximus Giltay 1928 focusing on behavioral variations between day and night and also… Expand
Oviposition site selection by the bromeliad-dweller harvestman Bourguyiahamata (Arachnida: Opiliones)
Bourguyia hamata females oviposit almost exclusively inside the rosette formed by the curled leaves of the epiphytic bromeliad Aechmea nudicaulis. We investigated whether the architecture of the… Expand
Association of the stilt bug Jalysus Ossesae henry (Hemiptera: Heteroptera: Berytidae) with myrmecophytic plants of the genus Maieta (Melastomataceae) in an upland forest area in central Amazon,…
Universidade Federal de Uberlândia (UFU), Programa Posgrad Ecol & Conservacao Recursos Nat, BR-38400902 Uberlandia, MG, Brazil
Fog harvesting: Chile.
Seleção de sítios de oviposição pelo opilião bromelícola Bourguyia hamata (Opiliones: Gonyleptidae) em uma área de restinga no sudeste do Brasil
- F. Osses
Resumen pt: A escolha do sitio de oviposicao pode ter varias implicacoes no desenvolvimento da prole e na aptidao da femea. As femeas do opiliao Bourguyia hamata exi...