Results 31 to 40 of about 1,334,509 (194)

Characterization of the cattle movement network in the state of Goiás, Brazil [PDF]

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2022
The present study characterized the cattle movement network in the state of Goiás, Brazil, in the period from 2010 to 2016, by identifying the areas of greatest flow and the purposes for which these animals were moved.
J. Azevedo Júnior   +6 more
doaj   +1 more source

Animal Movement Across Scales [PDF]

open access: yesAnimal Behaviour, 2015
1. An Introduction to Animal Movement 2. Patterns of Animal Migration 3. Movement and Migration in a Changing World 4. Beyond Dispersal: The Role of Animal Movement in Modern Agricultural Landscapes 5. Migration and Flight Strategies in Animals: New Insights from Tracking Migratory Journeys 6. Individuality in Movement: The Role of Animal Personality 7.
  +5 more sources

Flexible and practical modeling of animal telemetry data: hidden Markov models and extensions [PDF]

open access: yes, 2012
We discuss hidden Markov-type models for fitting a variety of multistate random walks to wildlife movement data. Discrete-time hidden Markov models (HMMs) achieve considerable computational gains by focusing on observations that are regularly spaced in ...
Langrock, R.   +5 more
core   +3 more sources

Optimal leap angle of legged and legless insects in a landscape of uniformly distributed random obstacles

open access: yesRoyal Society Open Science, 2021
We investigate theoretically the ballistic motion of small legged insects and legless larvae after a jump. Notwithstanding their completely different morphologies and jumping strategies, some legged and legless animals have convergently evolved to jump ...
Fabio Giavazzi   +3 more
doaj   +1 more source

Quantitative analysis of transmission parameters for bluetongue virus serotype 8 in Western Europe in 2006. [PDF]

open access: yes, 2011
The recent bluetongue virus serotype 8 (BTV-8) epidemic in Western Europe struck hard. Controlling the infection was difficult and a good and safe vaccine was not available until the spring of 2008.
Koeijer, A.A., de   +5 more
core   +1 more source

Animal Movement

open access: yes, 2013
Part III.
Focardi, S., Cagnacci, Francesca
openaire   +2 more sources

Search Foraging Strategies of Migratory Raptors Under Different Environmental Conditions

open access: yesFrontiers in Ecology and Evolution, 2022
Several studies have shown in different organisms how their movements can be fitted to different patterns to optimize search of food resources. According to abundance and availability of resources, different strategies will be optimal, such as Lévy and ...
Javier Vidal-Mateo   +7 more
doaj   +1 more source

Simple individual-based models effectively represent Afrotropical forest bird movement in complex landscapes [PDF]

open access: yes, 2014
Reliable estimates of dispersal rates between habitat patches (i.e. functional connectivity) are critical for predicting long-term effects of habitat fragmentation on population persistence.
Aben, Job   +6 more
core   +1 more source

Proximity Interactions in a Permanently Housed Dairy Herd: Network Structure, Consistency, and Individual Differences

open access: yesFrontiers in Veterinary Science, 2020
Understanding the herd structure of housed dairy cows has the potential to reveal preferential interactions, detect changes in behavior indicative of illness, and optimize farm management regimes.
Kareemah Chopra   +8 more
doaj   +1 more source

Long Distance Seed Dispersal by Forest Elephants

open access: yesFrontiers in Ecology and Evolution, 2021
By dispersing seeds long distances, large, fruit-eating animals influence plant population spread and community dynamics. After fruit consumption, animal gut passage time and movement determine seed dispersal patterns and distances.
John R. Poulsen   +25 more
doaj   +1 more source

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