Results 11 to 20 of about 7,494 (204)

Testing social learning of anti-predator responses in juvenile jackdaws: the importance of accounting for levels of agitation [PDF]

open access: yesRoyal Society Open Science, 2018
Social learning is often assumed to help young animals respond appropriately to potential threats in the environment. We brought wild, juvenile jackdaws briefly into captivity to test whether short exposures to conspecific vocalizations are sufficient to
Guillam E. McIvor   +2 more
doaj   +3 more sources

From Removal to Selective Control: Perspectives on Predation Management in Spanish Hunting Grounds [PDF]

open access: yesAnimals
Historically, predator control has been a frequent practice conducted in the hunting grounds of Spain. After the approval of Law 42/2007 on Natural Heritage and Biodiversity, and the enforcement of international regulations, predator control methods are ...
José A. Torres   +4 more
doaj   +2 more sources

Changes in the dopaminergic circuitry and adult neurogenesis linked to reinforcement learning in corvids

open access: yesFrontiers in Neuroscience
The caudolateral nidopallium (NCL, an analog of the prefrontal cortex) is known to be involved in learning, memory, and discrimination in corvids (a songbird), whereas the involvement of other brain regions in these phenomena is not well explored.
Pooja Parishar   +2 more
doaj   +3 more sources

Dimensions of corvid consciousness. [PDF]

open access: yesAnim Cogn
Abstract Corvids have long been a target of public fascination and of scientific attention, particularly in the study of animal minds. Using Birch et al.’s (2020) 5-dimensional framework for animal consciousness we ask what it is like to be a corvid and propose a speculative but empirically informed answer.
Veit W   +5 more
europepmc   +5 more sources

The spatial distribution of corvid nests in the urbanized environmental components (using the example of the Kirovsky district of Saratov) [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия Химия. Биология. Экология, 2023
. This study is dedicated to the nest placement peculiarities of four species of the Corvidae family: the Jackdaw, Rook, Hooded Crow, and Eurasian Magpie – in the urbanized environmental components on the territory of the Kirovsky district of ...
Kuliseva, Yulia I.   +1 more
doaj   +1 more source

Corvids in Urban Environments: A Systematic Global Literature Review

open access: yesAnimals, 2021
Urbanization is one of the most prevalent drivers of biodiversity loss, yet few taxonomic groups are remarkably successful at adapting to urban environments.
Isma Benmazouz   +7 more
doaj   +1 more source

Occurrence of Chlamydiaceae in Raptors and Crows in Switzerland

open access: yesPathogens, 2020
Bacteria of the family Chlamydiaceae are globally disseminated and able to infect many bird species. So far, 11 species of Chlamydia have been detected in wild birds, and several studies found chlamydial strains classified as genetically intermediate ...
Sandro Stalder   +5 more
doaj   +1 more source

Niche partitioning of avian predators in northern grasslands amended by biosolids

open access: yesEcology and Evolution, 2021
Many food webs are affected by bottom‐up nutrient addition, as additional biomass or productivity at a given trophic level can support more consumers. In turn, when prey are abundant, predators may converge on the same diets rather than partitioning food
Arianna E. C. Ormrod   +3 more
doaj   +1 more source

Wolves, Crows, and Spiders: An eclectic Literature Review inspires a Model explaining Humans’ similar Reactions to ecologically different Wildlife

open access: yesFrontiers in Environmental Science, 2021
Coming from the vantage point of managing human relations to potentially problematic wildlife, we bring the following questions: Where do people’s emotionally vigorous and polarized reactions originate?
Uta Maria Jürgens   +3 more
doaj   +1 more source

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