Results 21 to 30 of about 1,898,413 (348)

Warming Arctic summers unlikely to increase productivity of shorebirds through renesting

open access: yesScientific Reports, 2021
Climate change in the Arctic is leading to earlier summers, creating a phenological mismatch between the hatching of insectivorous birds and the availability of their invertebrate prey.
Sarah T. Saalfeld   +4 more
doaj   +1 more source

Modeling climate‐driven range shifts in populations of two bird species limited by habitat independent of climate

open access: yesEcosphere, 2023
Ranges of species around the world are expected to contract in response to climate change. Species distribution models (SDMs) are a powerful tool for predicting changes in habitat availability, but the variables selected to create SDMs influence their ...
Lynn N. Schofield   +2 more
doaj   +1 more source

PRELIMINARY BASELINE SURVEY OF AVIFAUNAL DIVERSITY IN JIMMA ZONE, SOUTH-WESTERN ETHIOPIA [PDF]

open access: yes, 2010
Multidimensional poverty, which is deeply-rooted within least-developed African countries like Ethiopia, is forcing local people to heavily rely on natural resources for their subsistent livelihoods.
Bart Muys   +10 more
core   +2 more sources

Matching times of leading and following suggest cooperation through direct reciprocity during V-formation flight in ibis [PDF]

open access: yes, 2015
One conspicuous feature of several larger bird species is their annual migration in V-shaped or echelon formation. When birds are flying in these formations, energy savings can be achieved by using the aerodynamic up-wash produced by the preceding bird ...
Alan M. Wilson   +11 more
core   +2 more sources

Birds [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London, 1879
Abstract Our knowledge of the recent Avifauna of the island of Rodriguez has hitherto been confined to a few memoirs published by Mr. Edward Newton, and Professor Alfred Newton of Cambridge. The former has given us an account of a hurried trip of a few days duration made by him in 1864 (Ibis, 1865, pp.
openaire   +1 more source

Sustainable management of fall armyworm in smallholder farming: The role of a multi‐channel information campaign in Rwanda

open access: yesFood and Energy Security, 2023
In recent years, fall armyworm (FAW), Spodoptera frugiperda, has emerged as one of the most serious invasive species in many countries across Africa, Asia and Oceania.
Justice A. Tambo   +4 more
doaj   +1 more source

Using digital recordings and sonogram analysis to obtain counts of yellow rails

open access: yesWildlife Society Bulletin, 2016
Autonomous recording units (ARUs) are emerging as a useful technology for the study and monitoring of animals that produce vocalizations. During summer and fall of 2013, we performed a series of experiments aimed at developing sampling protocols to count
Kiel L. Drake   +3 more
doaj   +1 more source

Multi-sensor geolocators unveil global and local movements in an Alpine-breeding long-distance migrant

open access: yesMovement Ecology, 2023
Background To understand the ecology of long-distance migrant bird species, it is necessary to study their full annual cycle, including migratory routes and stopovers.
Yann Rime   +8 more
doaj   +1 more source

Congruence between breeding and wintering biodiversity hotspots: A case study in farmlands of Western Poland [PDF]

open access: yes, 2018
Farmland landscapes are recognized as important ecosystems, not only for their rich biodiversity but equally so for the human beings who live and work in these places. However, biodiversity varies among sites (spatial change) and among seasons (
Indykiewicz, Piotr   +6 more
core   +2 more sources

A brief history of bird flu

open access: yesPhilosophical Transactions of the Royal Society of London. Biological Sciences, 2019
In 1918, a strain of influenza A virus caused a human pandemic resulting in the deaths of 50 million people. A century later, with the advent of sequencing technology and corresponding phylogenetic methods, we know much more about the origins, evolution ...
S. Lycett, Florian Duchatel, P. Digard
semanticscholar   +1 more source

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