Results 31 to 40 of about 11,358 (115)

An investigation of alkaloid sequestration by the poison frog Dendrobates auratus when fed the fire ant Solenopsis invicta

open access: yes, 2023
Poison frogs are known for their bright coloration, parental care, and defensive toxins. Over 850 different alkaloids have been discovered in the skin of poison frogs.
NC DOCKS at East Carolina University   +1 more
core  

Análisis de tablas de vida de dos poblaciones aisladas de Dendrobates auratus (Anura: Dendrobatidae) en Costa Rica [PDF]

open access: yes, 2011
Life-tables are important tools for population knowledge and conservation. This study analyzes life- tables for two isolated populations of Dendrobates auratus from Costa Rica.
González-Maya, José F.   +4 more
core   +1 more source

Ichthyoplankton assemblages associated with pink snapper (Pagrus auratus) spawning aggregations in coastal embayments of southwestern Australia [PDF]

open access: yes, 2012
Pink snapper (Pagrus auratus) form spawning aggregations during the austral spring/summer in three adjacent, sheltered, coastal embayments in southwestern Australia (Cockburn Sound, Warnbro Sound and Owen Anchorage).
Beckley, L.E.   +2 more
core  

Pairing Noninvasive Surveys with Capture-Recapture Analysis to Estimate Demographic Parameters for Dendrobates auratus (Anura: Dendrobatidae) from an Altered Habitat in Costa Rica

open access: yesPhyllomedusa: Journal of Herpetology, 2014
Amphibian populations are in decline worldwide. Monitoring programas are important, but many studies use invasive techniques to handle, mark, and identify individuals.
Michael V. Cove, R. Manuel Spínola
doaj  

RIQUEZA Y ABUNDANCIA DE ANFIBIOS EN LOS BOSQUES DE CERRO PIRRE, PARQUE NACIONAL DARIÉN

open access: yesTecnociencia, 2015
Los objetivos de este estudio piloto fueron realizar un inventario sobre los anfibios de la región de Cerro Pirre en el Parque Nacional Darién y obtener información sobre su diversidad taxonómica y ecológica, y su estado de conservación.
Rafael Jr. Samudio   +4 more
doaj  

The effect of physical stress signals on conspecific interactions in green-and-black poison frogs (Dendrobates auratus)

open access: yes, 2018
Amphibian declines have been a major focus of the scientific community for nearly three decades. Many studies describe the leading causes of amphibian decline related to disease, with chytridiomycosis as the most notable example. However, little is known
Ngo, Summer   +3 more
core  

THE ANTIPREDATOR BEHAVIORS OF CRYPTIC AND APOSEMATIC ANURANS AND VARIABILITY IN ALKALOIDS, CONSPICUOUSNESS, AND PATTERN WITHIN DENDROBATES AURATUS (DENDROBATIDAE) [PDF]

open access: yes, 2017
Crypsis and aposematism are common antipredator strategies that have evolved as defensive mechanisms to prevent predation. Prey that employ these defensive strategies also exhibit antipredator behaviors meant to avoid or deter predation.
Blanchette, Annelise
core  

Development and gastrulation in Hyloxalus vertebralis and Dendrobates auratus (Anura: Dendrobatidae).

open access: yes, 2015
We document the embryonic development of Hyloxalus vertebralis, a frog species of the Ecuadorian highlands, declared as Critically Endangered by the International Union for the Conservation of Nature (IUCN) due to significant declines in its populations.
Del Pino Veintimilla, Eugenia
core   +2 more sources

Fisheries biology and management of pink snapper, Pagrus auratus, in the inner gulfs of Shark Bay, Western Australia [PDF]

open access: yes, 2008
This study explored an important aspect of the basis for the highly complex population structure of pink snapper (Pagrus auratus) within the inner gulfs of Shark Bay, investigated how growth and reproduction differ among these closely-adjacent but ...
Jackson, Gary
core  

Mass movement of individuals at Carara National Park

open access: yes, 2021
The video shows the movement of individuals of the Green-and-Black Poison Dart Frog, Dendrobates auratus, under rainy conditions. The filmed individuals moved close to the researchers and in close proximity of conspecifics.
Barquero Arroyo, Marco David   +1 more
core  

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