Results 1 to 10 of about 94,449 (186)

The biosonar of the boto: evidence of differences among species of river dolphins (Inia spp.) from the Amazon [PDF]

open access: yesPeerJ, 2021
Echolocation clicks can reflect the anatomy of the vocalizing animal, enabling the distinction of species. River dolphins from the family Iniidae are formally represented by one species and two subspecies (Inia geoffrensis geoffrensis and I.
Jéssica F. Melo   +3 more
doaj   +3 more sources

Pest Control Potential of Social Wasps in Small Farms and Urban Gardens [PDF]

open access: yesInsects, 2019
In environments undergoing constant transformation due to human action, such as deforestation and urbanization, the emergence of pests has become a challenge for agriculture and human welfare.
Fábio Prezoto   +4 more
doaj   +2 more sources

Extrafloral Nectary-Bearing Plants Recover Ant Association Benefits Faster and More Effectively after Frost-Fire Events Than Frost [PDF]

open access: yesPlants, 2023
The Cerrado confronts threats such as fire and frost due to natural or human-induced factors. These disturbances trigger attribute changes that impact biodiversity.
Gabriela Fraga Porto   +2 more
doaj   +2 more sources

The social wasp community (Hymenoptera, Vespidae) and new distribution record of Polybia ruficeps in an area of Caatinga Biome, northeastern Brazil [PDF]

open access: yesCheck List, 2015
Social wasps are broadly distributed in Brazil, and their distribution is closely related to local plant composition. However, only a few studies on the diversity of these insects have been carried out in northeastern Brazil, and in Caatinga Biome the ...
André Melo   +4 more
doaj   +3 more sources

A Review on Fish Sensory Systems and Amazon Water Types With Implications to Biodiversity

open access: yesFrontiers in Ecology and Evolution, 2021
The Amazon has the highest richness of freshwater organisms in the world, which has led to a multitude of hypotheses on the mechanisms that generated this biodiversity.
Elio de Almeida Borghezan   +5 more
doaj   +1 more source

Efeito da contaminação por inseticida tiametoxam sobre o comportamento da mosca de interesse forense Chrysomya megacephala (Fabricius)

open access: yesEntomology Beginners, 2021
Muitos fatores podem interferir na estimativa do Intervalo Pós-Morte (IPM) que é o tempo entre a morte e o achado de corpo, dentre eles substâncias que alteram os padrões de desenvolvimento dos insetos colonizadores de carcaças.
Letícia da Silva Reginaldo   +5 more
doaj   +1 more source

Reproductive biology and flower-visitor interactions of two bromeliad species from the Brazilian Atlantic Forest [PDF]

open access: yesPlant Ecology and Evolution, 2022
Background and aims – The Bromeliaceae family has great importance in the maintenance of neotropical communities. In the Brazilian Atlantic Forest, bromeliads are among the major groups responsible for maintaining the local flora and fauna and ...
Matheus R. e Silva   +2 more
doaj   +3 more sources

Do Odontomachus brunneus nestmates request for help and are taken care of when caught?

open access: yesSociobiology, 2021
In social insects, situations can arise that threaten an individual or an entire colony. When the call for help goes out, different behavioral responses are elicited by signals emitted from nestmates.
Luiz Carlos Santos Junior   +2 more
doaj   +1 more source

Foraging behavior of fire ant Solenopsis saevissima (Smith) (Hymenoptera, Formicidae) in Felis catus Linnaeus (Carnivora, Felidae) carcass

open access: yesSociobiology, 2015
Solenopsis saevissima fire ants were found foraging in a Felis catus carcass over tissues an secretions present in holes and mucosa. The ants built a dirt-made physical structure around the carcass, which prevented necrophagous flies from laying eggs in ...
Tatiane Tagliatti Maciel   +5 more
doaj   +1 more source

Armadilhas Atrativas como Ferramenta de Amostragem de Vespas Sociais (Hymenoptera: Vespidae): Uma Meta-Análise

open access: yesEntomoBrasilis, 2016
Dado o reconhecido papel das vespas sociais no equilíbrio dos ecossistemas é clara a importância de estudos sobre a diversidade desses insetos e, para isso, é essencial o uso de um método apropriado.
Tatiane Tagliatti Maciel   +2 more
doaj   +1 more source

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