Previous investigations of autumn-migrating ducks have reported weak connections between weather conditions and the decision to migrate from stopover sites. We leveraged relatively new weather surveillance rad...
Authors: Benjamin J. O’Neal, Joshua D. Stafford, Ronald P. Larkin and Eric S. Michel
While many species have suffered from the detrimental impacts of increasing human population growth, some species, such as cougars (Puma concolor), have been observed using human-modified landscapes. However, hum...
Authors: Frances E. Buderman, Mevin B Hooten, Mathew W Alldredge, Ephraim M Hanks and Jacob S Ivan
The Arctic is experiencing rapid reductions in sea ice and in some areas tidal glaciers are melting and retracting onto land. These changes are occurring at extremely rapid rates in the Northeast Atlantic Arct...
Authors: Jade Vacquié-Garcia, Christian Lydersen, Rolf A. Ims and Kit M. Kovacs
High-latitude bird migration has evolved after the last glaciation, in less than 10,000–15,000 years. Migrating songbirds rely on an endogenous migratory program, encoding timing, fueling, and routes, but it i...
Authors: Kristaps Sokolovskis, Giuseppe Bianco, Mikkel Willemoes, Diana Solovyeva, Staffan Bensch and Susanne Åkesson
Over the past decade, the miniaturisation of animal borne tags such as geolocators and GPS-transmitters has revolutionized our knowledge of the whereabouts of migratory species. Novel light-weight multi-sensor...
Authors: Felix Liechti, Silke Bauer, Kiran L. Dhanjal-Adams, Tamara Emmenegger, Pavel Zehtindjiev and Steffen Hahn
Increases in landscape connectivity can improve a species’ ability to cope with habitat fragmentation and degradation. Wildlife corridors increase landscape connectivity and it is therefore important to identi...
Authors: Anne K. Scharf, Jerrold L. Belant, Dean E. Beyer Jr, Martin Wikelski and Kamran Safi
Matching animal movement with the behaviors that shape life history requires a rigorous connection between the observed patterns of space use and inferred behavioral states. As animal-borne dataloggers capture...
Authors: Ben G. Weinstein, Ladd Irvine and Ari S. Friedlaender
Telemetry-based movement research has become central for learning about the behavior, ecology and conservation of wide-ranging species. Particularly, early telemetry studies were conducted on vultures and cond...
Authors: Pablo A. E. Alarcón and Sergio A. Lambertucci
Millions of flying migrants encounter the Great Lakes and other large water bodies on long-distance flights each spring and fall, but quantitative data regarding how they traverse these obstacles are limited. ...
Authors: Kevin W. Heist, Tim S. Bowden, Jake Ferguson, Nathan A. Rathbun, Erik C. Olson, Daniel C. Nolfi, Rebecca Horton, Jeffrey C. Gosse, Douglas H. Johnson and Michael T. Wells
Persistent declines in migratory songbird populations continue to motivate research exploring contributing factors to inform conservation efforts. Nearctic-Neotropical migratory species’ population declines ha...
Authors: Zachary S. Ladin, Steffie Van Nieuland, Solny A. Adalsteinsson, Vincent D’Amico, Jacob L. Bowman, Jeffrey J. Buler, Jan M. Baetens, Bernard De Baets and W. Gregory Shriver
Animals change their habitat use in response to spatio-temporal fluctuation of resources. Some resources may vary periodically according to the moonphase. Yet it is poorly documented how animals, particularly ...
Authors: Manuel Roeleke, Tobias Teige, Uwe Hoffmeister, Friederike Klingler and Christian C. Voigt
Characterizing animal space use is critical for understanding ecological relationships. Animal telemetry technology has revolutionized the fields of ecology and conservation biology by providing high quality s...
Authors: Brian D. Gerber, Mevin B. Hooten, Christopher P. Peck, Mindy B. Rice, James H. Gammonley, Anthony D. Apa and Amy J. Davis
Ectotherms are assumed to be strongly influenced by the surrounding ambient and environmental conditions for daily activity and movement. As such, ecological and physiological factors contribute to stimuli inf...
Authors: Adam F. Parlin, Jessica A. Nardone, John Kelly Dougherty, Mimi Rebein, Kamran Safi and Paul J. Schaeffer
Continued exploration of the performance of the recently proposed cross-validation-based approach for delimiting home ranges using the Time Local Convex Hull (T-LoCoH) method has revealed a number of issues wi...
Authors: Eric R. Dougherty, Perry de Valpine, Colin J. Carlson, Jason K. Blackburn and Wayne M. Getz
Central place foragers (CPF) rest within a central place, and theory predicts that distance of patches from this central place sets the outer limits of the foraging arena. Many marine ectothermic predators beh...
Authors: Yannis P. Papastamatiou, Yuuki Y. Watanabe, Urška Demšar, Vianey Leos-Barajas, Darcy Bradley, Roland Langrock, Kevin Weng, Christopher G. Lowe, Alan M. Friedlander and Jennifer E. Caselle
Birds use different compass mechanisms based on celestial (stars, sun, skylight polarization pattern) and geomagnetic cues for orientation. Yet, much remains to be understood how birds actually use these compa...
Authors: Rachel Muheim, Heiko Schmaljohann and Thomas Alerstam
Understanding white shark (Carcharodon carcharias) habitat use in coastal areas adjacent to large cities, is an important step when formulating potential solutions to the conservation conflict that exists between...
Authors: Alison A. Kock, Theoni Photopoulou, Ian Durbach, Katya Mauff, Michael Meÿer, Deon Kotze, Charles L. Griffiths and M. Justin O’Riain
A utilization distribution quantifies the temporal and spatial probability of space use for individuals or populations. These patterns in movement arise from individuals’ internal state and from their response...
Authors: Amanda Bishop, Casey Brown, Michael Rehberg, Leigh Torres and Markus Horning
Variation in animal space use reflects fitness trade-offs associated with ecological constraints. Associated theories such as the metabolic theory of ecology and the resource dispersion hypothesis generate pre...
The extent to which seasonal changes in food availability affect small-scale movements in free-ranging populations of birds of prey is relatively little studied. Here we describe a seasonal “micro-migration” o...
Authors: Katie J. Harrington, Suzan Pole-Evans, Micky Reeves, Marc Bechard, Melissa Bobowski, David R. Barber, Kalinka Rexer-Huber, Nicolas Lecomte and Keith L. Bildstein
Albatrosses and other large seabirds use dynamic soaring to gain sufficient energy from the wind to travel large distances rapidly and with little apparent effort. The recent development of miniature bird-born...
Authors: Philip L. Richardson, Ewan D. Wakefield and Richard A. Phillips
Autumn latitudinal migrations generally exhibit one of two different temporal migration patterns: type 1 where southern populations migrate south before northern populations, or type 2 where northern populatio...
Authors: Theodore J. Zenzal Jr, Andrea J. Contina, Jeffrey F. Kelly and Frank R. Moore
Space use by animals is determined by the interplay between movement and the environment, and is thus mediated by habitat selection, biotic interactions and intrinsic factors of moving individuals. These proce...
Authors: Duarte S. Viana, José Enrique Granados, Paulino Fandos, Jesús M. Pérez, Francisco Javier Cano-Manuel, Daniel Burón, Guillermo Fandos, María Ángeles Párraga Aguado, Jordi Figuerola and Ramón C. Soriguer
Plasticity in foraging behavior among individuals, or across populations may reduce competition. As a generalist carnivore, western gulls (Larus occidentalis) consume a wide range of marine and terrestrial foods....
Authors: Scott A. Shaffer, Sue Cockerham, Pete Warzybok, Russell W. Bradley, Jaime Jahncke, Corey A. Clatterbuck, Magali Lucia, Jennifer A. Jelincic, Anne L. Cassell, Emma C. Kelsey and Josh Adams
The combined influence of life-history strategy and resource dispersion on dispersal evolution of a biological community, and by extension, on community assemblage, has received sparse attention. Highly specia...
Authors: Vignesh Venkateswaran, Amitabh Shrivastava, Anusha L. K. Kumble and Renee M. Borges
The results presented throughout were based on an alternative Information Criterion (IC) equation that did not appear in the original article. The alternate formulation (akin to the Bayesian Information Criter...
Authors: Eric R. Dougherty, Colin J. Carlson, Jason K. Blackburn and Wayne M. Getz
Many studies of animal movement have focused on directed versus area-restricted movement, which rely on correlations between step-length and turn-angles and on stationarity through time to define behavioral st...
Authors: Kirsten E. Ironside, David J. Mattson, Tad Theimer, Brian Jansen, Brandon Holton, Terence Arundel, Michael Peters, Joseph O. Sexton and Thomas C. Edwards Jr
Migrants have been hypothesised to use different migration strategies between seasons: a time-minimization strategy during their pre-breeding migration towards the breeding grounds and an energy-minimization s...
Authors: Meijuan Zhao, Maureen Christie, Jonathan Coleman, Chris Hassell, Ken Gosbell, Simeon Lisovski, Clive Minton and Marcel Klaassen
The ability to sense Earth’s magnetic field has evolved in various taxa. However, despite great efforts to find the ‘magnetic-sensor’ in vertebrates, the results of these scientific efforts remain inconclusive. A...
Movement pattern variations are reflective of behavioural switches, likely associated with different life history traits in response to the animals’ abiotic and biotic environment. Detecting these can provide ...
Authors: Karine Heerah, Mathieu Woillez, Ronan Fablet, François Garren, Stéphane Martin and Hélène De Pontual
With decreasing costs of GPS telemetry devices, data repositories of animal movement paths are increasing almost exponentially in size. A series of complex statistical tools have been developed in conjunction ...
Authors: Eric R. Dougherty, Colin J. Carlson, Jason K. Blackburn and Wayne M. Getz
In marine pelagic ecosystems, the spatial distribution of biomass is heterogeneous and dynamic. At large scales, physical processes are the main driving forces of biomass distribution. At fine scales, both bio...
Authors: Yves Le Bras, Joffrey Jouma’a and Christophe Guinet
For most Afro-Palearctic migrants, particularly small songbirds, spatiotemporal migration schedules and migratory connectivity remain poorly understood. We mapped migration from breeding through winter of one ...
Authors: Mathilde Lerche-Jørgensen, Mikkel Willemoes, Anders P. Tøttrup, Katherine Rachel Scotchburn Snell and Kasper Thorup
Blue sharks (Prionace glauca) are among the most abundant and widely distributed of oceanic elasmobranchs. Millions are taken annually in pelagic longline fisheries and comprise the highest component of auctioned...
Authors: Lucy A. Howey, Bradley M. Wetherbee, Emily R. Tolentino and Mahmood S. Shivji
Regional scale movement patterns of songbirds are poorly known largely due to difficulties tracking small organisms at broad scales. Using an array of over 100 automated radio telemetry towers, we followed Bla...
The movement behavior of an animal is determined by extrinsic and intrinsic factors that operate at multiple spatio-temporal scales, yet much of our knowledge of animal movement comes from studies that examine...
Authors: Shannon L. Kay, Justin W. Fischer, Andrew J. Monaghan, James C. Beasley, Raoul Boughton, Tyler A. Campbell, Susan M. Cooper, Stephen S. Ditchkoff, Steve B. Hartley, John C. Kilgo, Samantha M. Wisely, A. Christy Wyckoff, Kurt C. VerCauteren and Kim M. Pepin
Because empirical studies of animal movement are most-often site- and species-specific, we lack understanding of the level of consistency in movement patterns across diverse taxa, as well as a framework for qu...
Authors: Briana Abrahms, Dana P. Seidel, Eric Dougherty, Elliott L. Hazen, Steven J. Bograd, Alan M. Wilson, J. Weldon McNutt, Daniel P. Costa, Stephen Blake, Justin S. Brashares and Wayne M. Getz
Continuous time movement models resolve many of the problems with scaling, sampling, and interpretation that affect discrete movement models. They can, however, be challenging to estimate, have been presented ...
Authors: Eliezer Gurarie, Christen H. Fleming, William F. Fagan, Kristin L. Laidre, Jesús Hernández-Pliego and Otso Ovaskainen
Quantifying individual variability in movement behavior is critical to understanding population-level patterns in animals. Here, we explore intraspecific variation in movement strategies of bald eagles (Haliaeetu...
Authors: Rachel E. Wheat, Stephen B. Lewis, Yiwei Wang, Taal Levi and Christopher C. Wilmers
Humpback whales are known to undertake long-distance migration between feeding and breeding sites, but their movement behavior within their breeding range is still poorly known. Satellite telemetry was used to...
Authors: Violaine Dulau, Patrick Pinet, Ygor Geyer, Jacques Fayan, Philippe Mongin, Guillaume Cottarel, Alexandre Zerbini and Salvatore Cerchio
In species with biparental care both members of the breeding pair cooperate to raise the offspring either by assisting each other in every reproductive task or by specializing in different ones. The latter cas...
Authors: Jesús Hernández-Pliego, Carlos Rodríguez and Javier Bustamante
Spacing patterns mediate competitive interactions between conspecifics, ultimately increasing fitness. The degree of territorial overlap between neighbouring African wild dog (Lycaon pictus) packs varies greatly,...
Authors: Craig R. Jackson, Rosemary J. Groom, Neil R. Jordan and J. Weldon McNutt
Selective pressures that occur during long-distance migration can influence morphological traits across a range of taxa. In flying insects, selection should favour individuals that have wing morphologies that ...
Authors: D. T. Tyler Flockhart, Blair Fitz-gerald, Lincoln P. Brower, Rachael Derbyshire, Sonia Altizer, Keith A. Hobson, Leonard I. Wassenaar and D. Ryan Norris
Accelerometers are powerful sensors in many bio-logging devices, and are increasingly allowing researchers to investigate the performance, behaviour, energy expenditure and even state, of free-living animals. ...
Authors: Hannah J. Williams, Mark D. Holton, Emily L. C. Shepard, Nicola Largey, Brad Norman, Peter G. Ryan, Olivier Duriez, Michael Scantlebury, Flavio Quintana, Elizabeth A. Magowan, Nikki J. Marks, Abdulaziz N. Alagaili, Nigel C. Bennett and Rory P. Wilson
Tortoises (Testudinidae) occur in a wide range of environments, providing important ecosystem functions, such as seed dispersal and refuge in the form of burrows. Tortoise movement has previously been shown to...
Authors: Martyn Drabik-Hamshare and Colleen T. Downs
Ungulate movements are influenced by a variety of biotic and abiotic factors, which may affect connectivity between key resource areas and seasonal ranges. In northwestern Alaska, one important question regard...
Authors: Timothy J. Fullman, Kyle Joly and Andrew Ackerman
We sought to quantitatively describe the fine-scale foraging behavior of northern resident killer whales (Orcinus orca), a population of fish-eating killer whales that feeds almost exclusively on Pacific salmon (
Authors: Brianna M. Wright, John K. B. Ford, Graeme M. Ellis, Volker B. Deecke, Ari Daniel Shapiro, Brian C. Battaile and Andrew W. Trites
Movement behaviour is fundamental to the ecology of animals and their interactions with other organisms, and as such contributes to ecosystem dynamics. Waterfowl are key players in ecological processes in wetl...
Authors: Erik Kleyheeg, Jacintha G. B. van Dijk, Despina Tsopoglou-Gkina, Tara Y. Woud, Dieuwertje K. Boonstra, Bart A. Nolet and Merel B. Soons
Clustering time-series data into discrete groups can improve prediction and provide insight into the nature of underlying, unobservable states of the system. However, temporal variation in probabilities of gro...
