Results 81 to 90 of about 2,822 (183)

A Review of Flight-Initiation Distances and their Application to Managing Disturbance to Australian Birds [PDF]

open access: yes, 2012
Disturbance – the response of birds to a stimulus such as the presence of a person – is considered a conservation threat for some Australian birds. The distance at which a bird flees from perceived danger is defined as the flight-initiation distance (FID)
Australian Biosecurity CRC   +37 more
core   +1 more source

Population changes in the cormorants (Phalacrocorax) of Punta Lobería, Patagonia, Argentina [PDF]

open access: yes, 2000
Los cormoranes (Phalacrocorax spp.) con 6 especies, considerando a los Cormoranes Reales (Phalacrocorax albiventer) e Imperiales (P. atriceps) como especies diferentes (Olrog 1995), representan las aves marinas más diversas en la costa patagónica ...
Bertellotti, Néstor Marcelo   +1 more
core  

Reproductive performance of resident and migrant males, females and pairs in a partially migratory bird [PDF]

open access: yes, 2017
We thank everyone from the Centre for Ecology & Hydrology (CEH) who contributed to data collection, and Scottish Natural Heritage for access to the Isle of May National Nature Reserve.
Burthe, Sarah J.   +6 more
core   +3 more sources

Aves migratórias ocorrentes no Pantanal: caracterização e conservação. [PDF]

open access: yes, 2013
Periodicamente o Brasil é visitado por milhares de aves que realizam movimentos sazonais da América do Norte para a América do Sul e vice-versa (Sick 1983, Morrison et al. 1989, Chesser 1994). Dentre as aves que visitam o território nacional, destacam-se
NUNES, A. P., TOMAS, W. M.
core  

Aves en un humedal boscoso costero de la región de la Araucanía: Humedal de Mahuidanche [PDF]

open access: yes, 2015
Los humedales son considerados los ecosistemas de mayor riqueza biológica del planeta, destacándose por su gran productividad y biodiversidad (Kusler et al. 1994; Innis et al.

core  

Aves da fazenda Nhumirim, Pantanal da Nhecolândia, MS. [PDF]

open access: yes, 2019
Neste trabalho é apresentada uma caracterização da comunidade de aves ocorrentes na Estação Experimental da fazenda Nhumirim, contribuindo com o desenvolvimento da Ornitologia na região.bitstream/CPAP/55966/1/DOC81.pdfFormato ...
NUNES, A. P.   +2 more
core  

Sustainability Analysis of Mangrove Ecosystem for Ecofisherytourism in Sidoarjo Lumpur Island [PDF]

open access: yes, 2017
Sidoarjo Lumpur Island is an artificial island created as a solution to the handling of sediment deposition in Porong River Estuary as a result of the mudflow which flowed into the sea via the Porong River.
Alamsyah, A. T. (Abimanyu)   +2 more
core   +3 more sources

Aves de la costa del Pacífico, Municipio de Guapi, Cauca, Colombia, I

open access: yesCaldasia, 1957
Las aves estudiadas en este trabajo las coleccioné en el Municipio de Guapi, Cauca, Colombia, durante el tiempo comprendido entre el 21 de noviembre de 1955 y el 19 de enero de 1956.
Olivares Antonio
doaj  

Spring diet of the neotropic cormorant (Phalacrocorax olivaceus) in the Bahía Blanca estuary, Buenos Aires, Argentina [PDF]

open access: yes
Se describe la dieta del Biguá (Phalacrocorax olivaceus) en un ambiente marino–costero durante la primavera. Pese a ser una especie ampliamente distribuida en Argentina, sus hábitos tróficos han sido escasamente estudiados y, paradójicamente, fue ...
Cereghetti, Joaquín   +3 more
core  

Deteriorating rural ponds : A threat to overseas migratory wetland birds in Kurukshetra suburbs, Haryana, India [PDF]

open access: yes, 2014
The present study addresses the problem of ongoing destruction of traditional age old rural wetlands in Haryana in the last 10 years. It is a grave issue which stands accelerated due to anthropogenic unawareness and in deliberate destruction.
Gupta, Rohtash Chand   +1 more
core   +2 more sources

Home - About - Disclaimer - Privacy