Results 51 to 60 of about 9,864 (233)

Exponential population increase in the endangered Ouvéa Parakeet () after community-based protection from nest poaching [PDF]

open access: yes, 2010
International audienceThe Ouvéa Parakeet (), endemic to Ouvéa Island (Loyalty Islands, New Caledonia, south-west Pacific), is a rainforest bird that is dependent on tree cavities for nesting. It is threatened by deforestation, but also by competition for
Barré, Nicolas   +4 more
core   +2 more sources

Cooperation and conflict in the building and maintenance of the compound nests of monk parakeets Myiopsitta monachus

open access: yesAnimal Biodiversity and Conservation
Colonial birds often breed at high density, generating conflict among neighbours over the use of nest-building materials. However, in a few colonial species, breeders appear to cooperate in the construction of compound nests that contain multiple ...
F. S. D. Dawson Pell   +3 more
semanticscholar   +1 more source

First record of Ornithonyssus bursa (Berlese, 1888) (Mesostigmata: Macronyssidae) parasitizing invasive monk parakeets in Santiago, Chile.

open access: yesRevista brasileira de parasitologia veterinaria = Brazilian journal of veterinary parasitology : Orgao Oficial do Colegio Brasileiro de Parasitologia Veterinaria, 2021
Myiopsitta monachus is an invasive psittacine with wide distribution due to the pet trade. Its large communal nests and synanthropic nature contribute to its successful colonization of cities, from where it seems to be expanding in range and numbers ...
Cristóbal Briceño   +10 more
semanticscholar   +1 more source

Parakeet damage to marigold

open access: yesJapanese Journal of Ornithology, 1994
Blossom-headed Parakeet Psittacula cyanocephala and Rose-ringed Parakeet P. krameri were recorded to cause 64.7% damage to a seed crop of African Marigold Tagetes erecta cv. Cracker Jack. This is the first ever report on the parakeet damage to marigold.
P. S. SANDHU, Jaswlnder S. SANDHU
openaire   +2 more sources

Estimating the population size of two critically endangered South Pacific parakeets : the Tasman Parakeet and Malherbe's Parakeet : a thesis submitted in partial fulfilment of the requirements for the degree of Master of Science in Conservation Biology, Massey University, New Zealand [PDF]

open access: yes, 2018
The Cyanoramphus parakeets are a cryptically coloured group of birds that are distributed across the islands of the South Pacific region. Due to their restricted range and island distributions, species belonging to this genus are considered vulnerable to
Skirrow, Michael John Adam
core  

Variation in parrot jaw musculature

open access: yesThe Anatomical Record, EarlyView.
Interspecific morphological differences in some superficial jaw muscles of parrots. Abstract Psittaciformes, the order encompassing parrots and their relatives, are highly diverse and generally known for having a strong beaks used for multiple behaviors. The muscles related to the masticatory apparatus should reflect this functional complexity; however,
Ana Carolina L. Faillace   +3 more
wiley   +1 more source

The spread of non‐native species

open access: yesBiological Reviews, EarlyView.
ABSTRACT The global redistribution of species through human agency is one of the defining ecological signatures of the Anthropocene, with biological invasions reshaping biodiversity patterns, ecosystem processes and services, and species interactions globally.
Phillip J. Haubrock   +16 more
wiley   +1 more source

Large-scale impacts of multiple co-occurring invaders on monkey puzzle forest regeneration, native seed predators and their ecological interactions

open access: yesGlobal Ecology and Conservation, 2016
Most ecosystems of the world are being increasingly invaded by a variety of alien species. However, little is known about the combined ecological impacts of multiple co-occurring invaders.
José L. Tella   +3 more
doaj   +1 more source

Sex and Age Effects on Monk Parakeet Home-Range Variation in the Urban Habitat

open access: yesDiversity, 2021
Home-range size is a key aspect of space-use, and variation in home-range size and structure may have profound consequences for the potential impact of damage and control strategies for invasive species.
Juan Carlos Senar   +4 more
doaj   +1 more source

Summary Account of the Carolina Parakeet in Arkansas [PDF]

open access: yes, 1984
The extinct Carolina Parakeet (Conuropsis carolinensis) once was part of the Arkansas avifauna. The first two reports of the species in what is now Arkansas were made in 1673 and 1718 by early French explorers.
James, Douglas A., McKinley, Daniel
core   +2 more sources

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