Results 31 to 40 of about 251 (61)

Plasticidade morfológica e de desenvolvimento em larvas de Physalaemus santafecinus (Anura: Leiuperidae) em resposta a estímulos químicos de diferentes predadores [PDF]

open access: yes, 2011
Many antipredator responses are mediated or induced by the ability of the prey to identify chemical cues of predators. The presence of chemicals produced by predators may alert tadpoles to the presence of the predators, and a heightened response to alarm
Gómez, Valeria I., Kehr, Arturo I.
core   +2 more sources

Evaluación de la ictiofauna en la cuenca alta del río Itaya. Loreto-Perú [PDF]

open access: yes, 2014
Se realizó un estudio de la diversidad y abundancia de peces durante el periodo de creciente y vaciante en la cuenca alta del río Itaya, desde el mes de agosto a noviembre del 2005.
Sias Arrarte, César Antonio
core  

Fishes from the Lower Urubamba river near Sepahua, Amazon Basin, Peru [PDF]

open access: yes, 2011
We report results of an ichthyological survey of the Lower Urubamba river, a tributary of the Ucayali river located in the southwestern portion of the Amazon Basin in southeastern Peru.
Blanca Rengifo   +6 more
core   +1 more source

Lista de peces de la provincia de Entre Ríos [PDF]

open access: yes, 2013
Fil: Arias, José D.. Facultad de Ciencia y Tecnología. Universidad Autónoma de Entre Ríos; ArgentinaFil: Demonte, Lucio D.. Facultad de Humanidades y Ciencias. Universidad Nacional del Litoral; ArgentinaFil: Miquelarena, Amalia María.
Arias, José D.   +4 more
core  

Fishes from the upper Yuruá river, Amazon basin, Peru [PDF]

open access: yes, 2009
We report results of an ichthyological survey of the upper Rio Yuruá in southeastern Peru. Collections were made at low water (July-August, 2008) near the headwaters of the Brazilian Rio Juruá.
Hernan Orteaga   +6 more
core   +1 more source

The influence of tadpole density and predation on the behavioral responses of two Neotropical anurans [PDF]

open access: yes, 2019
The risk of predation can prompt a variety of responses from the prey species, including changes in morphology, life history, and behavior. Adaptive responses to predators may depend on the amount of resources available or the presence of competitors ...
Gómez, Valeria Isabel
core  

Fishes from the Las Piedras River, Madre de Dios basin, Peruvian Amazon [PDF]

open access: yes, 2012
We report results of an ichthyological survey on the Las Piedras basin, a tributary of the Madre de Dios River located in the southwestern portion of the Amazon Basin in southeastern Peru.
Fernando Jerep   +7 more
core   +1 more source

Relatório técnico: pulso de inundação, diversidade e biologia dos peixes na Baía do Tuiuiú, Pantanal Sul. [PDF]

open access: yes, 2017
O Pantanal é conhecido pela sua riqueza ictiofaunística e constitui região de pesca visitada por muitos pescadores esportivos. Mas o que faz com que esse tipo de ambiente inundável seja tão rico em peixes? Esse artigo se propõe a responder a essa questão,
FERREIRA, L. K. S. G.   +7 more
core  

Bibliografía de los peces de agua dulce de Argentina y Uruguay, 1967-1981 [PDF]

open access: yes, 2019
En el medio argentino que nos toca frecuentar, el de la Ciencia, padecemos de algunos excesos y de algunas carencias. Su cultivo, su desarrollo y su expresión adolece de una exigüidad alarmante de los caminos y medios de difusión. Tenemos escasas vías de
López, Hugo Luis   +2 more
core   +1 more source

Bibliografía de los peces de agua dulce de Argentina y Uruguay (Suplemento 1986) [PDF]

open access: yes, 2019
La presente lista constituye el segundo suplemento a la Bibliografía de los Peces de Agua Dulce de !a Argentina y Uruguay 1967-1981 (Biol. Acuática Nº 1, 1981 y N° 3, 1982, Supl.).
López, Hugo Luis   +2 more
core   +1 more source

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