Oscar Frias

Madrid, MD, Spain

Last Updated: 09/26/2026

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Found 21 publications

Environmental Drivers of Communal Roost Distribution and Size in Western Jackdaws (Coloeus monedula) Under Landscape Transformation.

Environmental Drivers of Communal Roost Distribution and Size in Western Jackdaws (Coloeus monedula) Under Landscape Transformation.

Journal: Integrative zoology

Published: February 23, 2026

Large-scale interspecific associations and ecological context shape communal roosts of Western jackdaw (Coloeus monedula).

Large-scale interspecific associations and ecological context shape communal roosts of Western jackdaw (Coloeus monedula).

Journal: PloS one

Published: January 11, 2026

Sociability Linked to Reproductive Status Affects Intestinal Parasite Infections in the Red-Billed Chough.

Sociability Linked to Reproductive Status Affects Intestinal Parasite Infections in the Red-Billed Chough.

Journal: Pathogens (Basel, Switzerland)

Published: August 21, 2025

Drivers and conservation impacts of innovative tree nesting in an isolated island population of the red-billed chough.

Drivers and conservation impacts of innovative tree nesting in an isolated island population of the red-billed chough.

Journal: Ecology

Published: July 14, 2025

Metals in feathers of the red-billed chough as a sentinel of exposure to past and recent volcanic activity in La Palma, Canary Islands.

Metals in feathers of the red-billed chough as a sentinel of exposure to past and recent volcanic activity in La Palma, Canary Islands.

Journal: Environmental research

Published: June 18, 2025

The role of predictable feeding sources in raptor exposure to airport airspace: A case study of black kites in central Spain.

The role of predictable feeding sources in raptor exposure to airport airspace: A case study of black kites in central Spain.

Journal: Journal of environmental management

Published: October 15, 2024

Early life movements and mortality of Egyptian vultures: Implications for transcontinental conservation.

Early life movements and mortality of Egyptian vultures: Implications for transcontinental conservation.

Journal: Ecology and evolution

Published: June 04, 2024

Effects of a recent volcanic eruption on the isolated population of the iconic red-billed chough in La Palma, Canary Islands.

Effects of a recent volcanic eruption on the isolated population of the iconic red-billed chough in La Palma, Canary Islands.

Journal: PeerJ

Published: May 17, 2024

Immigration hides the decline caused by an anthropogenic trap and drives the spectacular increase of a mobile predator.

Immigration hides the decline caused by an anthropogenic trap and drives the spectacular increase of a mobile predator.

Journal: Oecologia

Published: November 29, 2023

A long-lasting, distant journey of a male griffon vulture informs on the success of differential parental investment.

A long-lasting, distant journey of a male griffon vulture informs on the success of differential parental investment.

Journal: Ecology

Published: June 08, 2023

Insularity determines nestling sex ratio variation in Egyptian vulture populations.

Insularity determines nestling sex ratio variation in Egyptian vulture populations.

Journal: Ecology and evolution

Published: April 12, 2023

Host space, not energy or symbiont size, constrains feather mite abundance across passerine bird species.

Host space, not energy or symbiont size, constrains feather mite abundance across passerine bird species.

Journal: The Journal of animal ecology

Published: February 15, 2023

Showing 1-12 of 21

Last Updated: 09/26/2026