Results 1 to 10 of about 398 (67)

Morphological and molecular characterization of Isospora elliotae n. sp. (Apicomplexa: Eimeriidae) from the Australian magpie Gymnorhina tibicen (Latham, 1801) (Passeriformes: Artamidae) in Western Australia [PDF]

open access: yesEcology and Evolution, 2023
A new coccidian species, Isospora elliotae n. sp., from the Australian magpie Gymnorhina tibicen (Latham, 1801) in Western Australia, is described and characterized morphologically and molecularly.
Rongchang Yang   +4 more
doaj   +2 more sources

“Vicious, Aggressive Bird Stalks Cyclist”: The Australian Magpie (Cracticus tibicen) in the News [PDF]

open access: yesAnimals, 2016
The Australian Magpie ( Cracticus tibicen ) is a common bird found in urban Australian environments where its nest defense behavior during spring brings it into conflict with humans. This article explores the role of print media in covering this conflict.
Kitty van Vuuren   +2 more
doaj   +2 more sources

Australasian Pigeon Circoviruses Demonstrate Natural Spillover Infection [PDF]

open access: yesViruses, 2023
Pigeon circovirus (PiCV) is considered to be genetically diverse, with a relatively small circular single-stranded DNA genome of 2 kb that encodes for a capsid protein (Cap) and a replication initiator protein (Rep). Australasia is known to be the origin
Babu Kanti Nath   +7 more
doaj   +2 more sources

The quality of avian vocal duets can be assessed independently of the spatial separation of signallers [PDF]

open access: yesScientific Reports, 2023
Interactions among groups are often mediated through signals, including coordinated calls such as duets, and the degree of temporal coordination within a group can affect signal efficacy.
Paweł Ręk, Robert D. Magrath
doaj   +2 more sources

Does trappability and self-selection influence cognitive performance? [PDF]

open access: yesRoyal Society Open Science, 2022
Recent research has highlighted how trappability and self-selection—the processes by which individuals with particular traits may be more likely to be caught or to participate in experiments—may be sources of bias in studies of animal behaviour and ...
Benjamin J. Ashton   +3 more
doaj   +2 more sources

Long-term repeatability of cognitive performance [PDF]

open access: yesRoyal Society Open Science, 2022
Measures of cognitive performance, derived from psychometric tasks, have yielded important insights into the factors governing cognitive variation. However, concerns remain over the robustness of these measures, which may be susceptible to non-cognitive ...
Benjamin J. Ashton   +3 more
doaj   +2 more sources

Social Interactions Are Related to Cognitive Development in Western Australian Magpie Fledglings [PDF]

open access: yesEcology and Evolution
Social interactions during development can have a significant and lasting impact on adult phenotypes and fitness. Indeed, a growing body of evidence suggests the early social environment plays an important role in cognitive development. However, existing
Elizabeth M. Speechley   +5 more
doaj   +2 more sources

Social and Individual Factors Influence Variation in Offspring Care in the Cooperatively Breeding Western Australian Magpie

open access: yesFrontiers in Ecology and Evolution, 2019
In cooperatively breeding species, the level of investment in young can vary substantially. Despite receiving considerable research attention, how and why investment in young varies with cooperatively breeding group members remains unclear.
Kyana N Pike   +2 more
exaly   +3 more sources

Stability of referential signalling across time and locations: testing alarm calls of Australian magpies (Gymnorhina tibicen) in urban and rural Australia and in Fiji [PDF]

open access: yesPeerJ, 2013
In many avian species, vocal repertoire expands and changes throughout life as new syllables are added and sounds adapted to neighbours and circumstances.
Gisela Kaplan, Lesley J. Rogers
doaj   +2 more sources

Clever strategists: Australian Magpies vary mobbing strategies, not intensity, relative to different species of predator [PDF]

open access: yesPeerJ, 2013
Anti-predator behaviour of magpies was investigated, using five species of model predators, at times of raising offspring. We predicted differences in mobbing strategies for each predator presented and also that raising juveniles would affect intensity ...
A Koboroff, G Kaplan, LJ Rogers
doaj   +2 more sources

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