Results 81 to 90 of about 683 (183)

Acoustic signal alteration in pantropical spotted and spinner dolphins exposed to seismic airgun noise

open access: yesFrontiers in Conservation Science
IntroductionHuman activities are significantly altering the marine soundscape. Seismic exploration generates high-intensity sounds that propagate over large spatial and temporal scales and can adversely affect cetaceans, which rely on sound for ...
Yasmin Viana   +16 more
doaj   +1 more source

Multi-Decadal Humpback Whale Migratory Route Fidelity Despite Oceanographic and Geomagnetic Change

open access: yesFrontiers in Marine Science, 2020
Understanding how organisms respond to environmental change is one of the most pressing grand challenges of organismal biology. In the vast oceans that cover 71% of Earth’s surface, remote sensing technologies have created unprecedented opportunities to ...
Travis W. Horton   +12 more
doaj   +1 more source

Ecologia espacial e comunicação vocal de Ariranhas (Pteronura brasiliensis) no Pantanal [PDF]

open access: yes, 2012
Giant otters live in cohesive groups, which defend territories during the dry season. Little is known about the spatial ecology of the species during the flooding period, when it is believed that groups abandon their territories.
Leuchtenberger, Caroline
core  

Divulgação científica sobre formigas (Hymenoptera: Formicidae) em livros: análise e apontamentos [PDF]

open access: yes, 2013
TCC(graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Biológicas. Biologia.O presente trabalho analisa livros de divulgação científica que abordam as formigas (Hymenoptera: Formicidae).
Janning, Daniel Prim
core  

Estimativa populacional e área de vida do boto-ciza, Sotalia guianensis (Cetacea, Delphinidae), na Baía da Babitonga, Santa Catarina, Brasil [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas. Programa de Pós-Graduação em EcologiaCetáceos são vertebrados de vida longa, situados nos níveis mais altos das cadeias tróficas marinhas, com baixo índice ...
Schulze, Beatriz
core  

Polietismo etário e repertório comportamental de Ectatomma opaciventre Roger, 1861 (Formicidae, Ponerinae)Polietismo etário e repertório comportamental de Ectatomma opaciventre Roger, 1861 (Formicidae, Ponerinae) [PDF]

open access: yes, 2009
The behavioral repertoire of Ectatomma opaciventre Roger, 1861 and the occurrence of age polyethism in this Ponerinae ant was investigated. The study was conducted under laboratorial conditions (Laboratório de Ecologia Comportamental e de Interações ...
Del-Claro, Kleber, Barros Miguel, Thiago
core  

Catálogo comportamental ilustrado de la nutria tropical. Lontra longicaudis [PDF]

open access: yes, 2022
Este catálogo comportamental de la nutria tropical (Lontra longicauidis), elaborado en las instalaciones del Centro de Rescate Amazónico (CREA) en Iquitos, Perú, presenta los resultados de una investigación en la cual se estableció un inventario de 12 ...
Dueñas Santafé, Alejandra   +2 more
core  

The complex vocalization of Scinax cardosoi (Anura: Hylidae), with comments on advertisement calls in the S. ruber Clade

open access: yesPhyllomedusa: Journal of Herpetology, 2015
The complex vocalization of Scinax cardosoi (Anura: Hylidae), with comments on advertisement calls in the S. ruber Clade. The complex vocalization of Scinax cardosoi from a population of Minas Gerais in southeastern Brazil is described and compared with ...
Thiago Ribeiro de Carvalho   +2 more
doaj  

Ecologia comportamental e diversidade em um sistema hospedeiro-parasitóide : vespas parasitóides de Schismatodiplosis lantanae Rübsaamen, 1916 (Cecidomyiidae) em Lantana camara L. (Verbenaceae) [PDF]

open access: yes, 2012
Este estudo investigou a ecologia de vespas parasitóides ocorrentes em galhadores Schismatodiplosis lantanae Rübsaamen, 1916 (Cecidomyiidae) em folhas de Lantana camara L. (Verbenaceae).
Dell'Aglio, Denise Dalbosco   +1 more
core  

Scinax cruentommus (Anura: Hylidae) in the upper Rio Negro drainage, Amazonas state, Brazil, with the redescription of its advertisement call

open access: yesPhyllomedusa: Journal of Herpetology, 2015
Scinax cruentommus (Anura: Hylidae) in the upper Rio Negro drainage, Amazonas state, Brazil, with the redescription of its advertisement call. We provide the first record for Scinax cruentommus from the upper Rio Negro, Amazonas state, Brazil.
Thiago R. de Carvalho Carvalho   +3 more
doaj  

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