Results 301 to 310 of about 98,823 (379)

Experimental hypothermia by cold air: a randomized, double-blind, placebo-controlled crossover trial. [PDF]

open access: yesScand J Trauma Resusc Emerg Med
Helland AM   +6 more
europepmc   +1 more source

Evidence of Intraspecific Adaptive Variation in the American Pika (Ochotona princeps) on a Continental Scale Using a Target Enrichment and Mitochondrial Genome Skimming Approach

open access: yesMolecular Ecology, EarlyView.
ABSTRACT Montane landscapes present an array of abiotic challenges that drive adaptive evolution amongst organisms. These adaptations can promote habitat specialisation, which may heighten the risk of extirpation from environmental change. For example, higher metabolic rates in an endothermic species may contribute to heightened cold tolerance, whilst ...
Zachery M. Farrand   +2 more
wiley   +1 more source

EXERCISE THERMOREGULATION AFTER 13-DAY BED REST

open access: bronze, 1999
S. M.C. Lee   +3 more
openalex   +1 more source

Genomic Vulnerability of a Sentinel Mammal Under Climate Change

open access: yesMolecular Ecology, EarlyView.
ABSTRACT Climate change poses a significant threat to biodiversity, particularly in alpine ecosystems where species have already undergone elevational range shifts. Genomics can be used to estimate the adaptive potential of species, as well as the shift in adaptive genomic composition necessary for populations to adjust to climate change (e.g., genomic
Danielle A. Schmidt, Michael A. Russello
wiley   +1 more source

Mountain colonization precedes shifts away from bee pollination in Melastomataceae

open access: yesNew Phytologist, EarlyView.
Summary Shifts among different groups of pollinators are central in the evolution of flowering plants, yet mechanisms underlying pollinator shifts remain unclear. Environment‐induced reduction in pollinator availability and hence efficiency may destabilize ancestral plant–pollinator interactions and trigger shifts to new, more efficient pollinators ...
Constantin Kopper   +2 more
wiley   +1 more source

Animal movement in space and time: the role of thermal barriers and individual variation in modulating predator–prey overlap in stratified lakes

open access: yesOikos, EarlyView.
Animal movements play a crucial role in ecosystem dynamics, regulating numerous functions from nutrient cycling to habitat coupling. Therefore, any factor modulating animal behavior (e.g. physiology and individual preferences in habitat choice) has the potential to influence ecosystem functioning.
Riwan Leroux   +4 more
wiley   +1 more source

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