Results 151 to 160 of about 203,020 (279)

The scaling of seed‐dispersal specialization in interaction networks across levels of organization

open access: yesEcography, EarlyView.
Natural ecosystems are characterized by a specialization pattern where few species are common while many others are rare. In ecological networks involving biotic interactions, specialization operates as a continuum at individual, species, and community levels. Theory predicts that ecological and evolutionary factors can primarily explain specialization.
Gabriel M. Moulatlet   +3 more
wiley   +1 more source

A spatio-temporal Bayesian network approach for revealing functional ecological networks in fisheries [PDF]

open access: yes, 2014
A. Aderhold   +8 more
core   +1 more source

Powerful yet challenging: mechanistic niche models for predicting invasive species potential distribution under climate change

open access: yesEcography, EarlyView.
Risk assessments of invasive species present one of the most challenging applications of species distribution models (SDMs) due to the fundamental issues of distributional disequilibrium, niche changes, and truncation. Invasive species often occupy only a fraction of their potential environmental and geographic ranges, as their spatiotemporal dynamics ...
Erola Fenollosa   +4 more
wiley   +1 more source

Alpine ungulates adjust diel activity to the natural return of wolves amid anthropogenic pressures

open access: yesEcography, EarlyView.
As wolves recolonise their historical range across Europe, ungulates face predation once more – but in landscapes profoundly altered by human activity. This shift raises crucial questions about their capacity to express adaptive antipredator behaviours.
Charlotte Vanderlocht   +20 more
wiley   +1 more source

Deep refuges: the distribution of marine fish in warming subtropics

open access: yesEcography, EarlyView.
In light of global climate change, identifying critical marine habitats and conserving them is essential. Marine conservation planning recommends designating cooler habitats as marine protected areas. The ‘deep‐reef refugia' hypothesis suggests that deeper, suitable habitats may allow species to undergo the evolutionary changes necessary to adapt to ...
Anat Tsemel   +7 more
wiley   +1 more source

Observations and comments on the diatom Stephanodiscus minutulus (Kützing) Cleve & Möller (Bacillariophyceae) found for the first time in Chile from bottom sediments collected in Lake Laja Observaciones y comentarios acerca de la diatomea Stephanodiscus minutulus (Kützing) Cleve & Möller (Bacillariophyceae) encontrada por primera vez en Chile en sedimentos recolectados en el Lago Laja

open access: yesGayana: Botanica, 2010
This study reports the presence of the diatom Stephanodiscus minutulus (Kützing) Cleve & Möller for the frst time in Chilean continental waters; it is a taxon reported in many aquatic systems in Europe and North America and there are only scanty records ...
Fabiola Cruces   +2 more
doaj  

Impacts of large herbivores on mycorrhizal fungal communities across the Arctic

open access: yesEcography, EarlyView.
Mycorrhizal fungi play an integral role in nutrient and carbon cycling in soils, which may be especially important in the Arctic, one of the world's most soil carbon‐rich regions. Large mammalian herbivores can influence these fungi through their impacts on vegetation and soil conditions, however the strength and prevalence of these interactions in the
Cole G. Brachmann   +25 more
wiley   +1 more source

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