Neste estudo foi investigada a estrutura trófica de uma comunidade de peixes de um riacho
de primeira ordem na bacia do Alto Rio Paraná, empregando métodos habituais de análise …

Predation is a dominant structuring force in ecological communities. In aquatic
environments, predation on bivalves has long been an important focal interaction for …

Deals with all aspects of adaptive resemblance Full colour Covers everything from classic
examples of Batesian, Mullerian, aggressive and sexual mimicries through to human …

O presente estudo avaliou: 1) se a diversidade da ictiofauna de águas rasas do Rio
Formoso (Pernambuco) varia entre as zonas estuarinas superior e inferior, e entre os …

Local assemblages of fishes associated with reefs are influenced by interactions among the
availability of larvae and survival of recruits with subsequent biotic and abiotic forcing, as …

Histopathologies are widely recognized as biomarkers of environmental pollution. In this
sense, we evaluated the putative relationship of gill histopathologies and distinct ecological …

This study addressed the effect predation on gastropods by shell-breaking crabs has on
shell availability to hermit crabs.(1) Variable rates of predation on the gastropod Cerithium …

Color in animals responds to selective pressures and mediates the relationship between
organism and environment. Reef fishes have the amplest variety of pigment cell types. This …

Batfishes of the family Ogcocephalidae are derived lophiiform fishes characterized by
having a dorsoventrally depressed body and a distinctive series of morphological features. A …

The distribution, activity, diet, and reproduction of an undescribed catfish species of the
genus Trichomycterus (Trichomycteridae) were studied in the Morro do Diabo State Park, an …