Results 21 to 30 of about 40,069 (287)

Home range patterns of Helmeted Woodpecker (Celeus galeatus), Lineated Woodpecker (Dryocopus lineatus), and Robust Woodpecker (Campephilus robustus) in Misiones, Argentina, in a global perspective

open access: yesAvian Conservation and Ecology, 2022
Home range mapping studies of birds inform about area requirements and responses to land management as reflected by home range sizes and by resource selection within home ranges.
Martjan Lammertink   +1 more
doaj  

A note on the movements of a free-ranging male domestic cat in southwestern Spain

open access: yesHystrix, the Italian Journal of Mammalogy, 1994
<strong>Riassunto</strong> <strong>Nota sui movimenti di un gatto domestico maschio randagio nella Spagna sud-occidentale</strong> - Viene descritto il comportamento territoriale di un gatto domestico maschio randagio in un'area ...
Francisco Palomares, Miguel Delibes
doaj   +1 more source

Boundary Analysis and Fast Imaging Arc Selection Experimental Demonstration for Bi-ISAR Imaging with Bistatic Angle Derivative Constraint

open access: yesLeida xuebao
Bistatic Inverse Synthetic Aperture Radar (Bi-ISAR) imaging has a broad application in air and space target detection and recognition. However, due to the complexity and variability of the bistatic configuration, the Bi-ISAR imaging performance under ...
Hongmeng CHEN   +7 more
doaj   +1 more source

Large Gaps in Canopy Reduce Road Crossing by a Gliding Mammal

open access: yesEcology and Society, 2010
Roads and traffic reduce landscape connectivity and increase rates of mortality for many species of wildlife. Species that glide from tree to tree may be strongly affected by roads and traffic if the size of the gap between trees exceeds their gliding ...
Rodney van der Ree   +4 more
doaj   +1 more source

The impact of fire on habitat use by the short-snouted elephant shrew ('Elephantulus brachyrhynchus') in North West Province, South Africa [PDF]

open access: yes, 2008
Several studies have investigated the response of small mammal populations to fire, but few have investigated behavioural responses to habitat modification. In this study we investigated the impact of fire on home range, habitat use and activity patterns
ARNOLD   +46 more
core   +1 more source

Age structure, dispersion and diet of a population of stoats (Mustela erminea) in southern Fiordland during the decline phase of the beechmast cycle [PDF]

open access: yes, 2004
The dispersion, age structure and diet of stoats (Mustela erminea) in beech forest in the Borland and Grebe Valleys, Fiordland National Park, were examined during December and January 2000/01, 20 months after a heavy seed-fall in 1999.
Brown J. A.   +24 more
core   +2 more sources

Low-SNR Doppler Data Processing for the InSight Radio Science Experiment

open access: yesRemote Sensing, 2022
Radio Doppler measurements between the InSight lander and NASA’s Deep Space Network have been acquired for measuring the rotation of Mars. Unlike previous landers used for this purpose that utilized steerable high-gain antennas, InSight uses two fixed ...
Dustin Buccino   +4 more
doaj   +1 more source

Comparison of two sampling protocols and four home-range estimators using radio-tracking data from urban badgers Meles meles [PDF]

open access: yes, 2008
Radio-telemetry is often the method of choice for studies of species whose behaviour is difficult to observe directly. However, considerable debate has ensued about the best way of deriving home-range estimates.
Horne J. S.   +4 more
core   +2 more sources

Zimbabwe completes tenth year of elephant radiotracking

open access: yesPachyderm, 1983
Radio-tracking has been used for a number of projects in the Sebungwe region. The paper outlines how the annual re-collaring of elephants was carried out and highlights important aspects obtained from examining the immobilised animals repeatedly over ...
Rowan Martin
doaj   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

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