Most bees are solitary and some inhabit urban environments, finding refuge for their survival, supply their foraging and nesting needs. Centris (Heterocentris) analis is a multivoltine species with broad distribution, ...

Fish are animals present in a wide variety of habitats and are distributed all over the world. The diversity of forms, behaviors and niches associated with the evolutionary characteristics of these animals make them important ...

Parasitism by gastrointestinal nematodes, mainly by Haemonchus contortus, is the major obstacle to sheep production. Anthelmintic treatment is the main method used by farmers to control worms. However, parasites acquire ...

Macrobrachium amazonicum is an endemic species in South America, which has been exploited by artisanal fisheries in northern and northeastern Brazil. The overexploitation of this species has led to the decline of its natural ...

The Erythrinidae family is a small group of Neotropical Characiformes, comprising only three genera, Hoplias, Hoplerythrinus and Erythrinus. Hoplias malabaricus, Hoplerythrinus unitaeniatus and Erythrinus erythrinus must ...

Erythrinidae is a relatively small Characiformes fish family, but widely distributed in the Neotropics. This family comprises only three genera: Hoplias, Hoplerythrinus and Erythrinus, all endemic to Central and South ...

Penaeidae family occurs in all oceans, particularly in tropical regions and represents an important global fishing resource. In Brazil, penaeid species have been shown decline, of their populations, which are considered ...

Phenylalanine ammonia lyase (PAL) catalyzes the non-oxidative deamination of L-Phe. It is an important enzyme in the production of enantio-pure mixtures of phenylalanine. Besides being important in plant secondary metabolism, ...

Aspergillus fumigatus is an opportunistic pathogenic filamentous fungus, and the causative agent of aspergillosis, including the invasive pulmonary aspergillosis in immunocompromised individuals, most lethal form of the ...

Odorant-binding proteins (OBPs) are of great importance for survival and reproduction since they participate in initial steps of the olfactory signal transduction cascade, solubilizing and transporting chemical signals ...