Results 1 to 10 of about 84,179 (157)

Variable effects of wolves on niche breadth and density of intraguild competitors [PDF]

open access: yesEcology and Evolution, 2022
The parallel niche release hypothesis (PNR) indicates that reduced competition with dominant competitors results in greater density and niche breadth of subordinate competitors and which may support an adaptive advantage.
Nicholas L. Fowler   +7 more
doaj   +2 more sources

Populations of western North American monkeyflowers accrue niche breadth primarily via genotypic divergence in environmental optima [PDF]

open access: yesEcology and Evolution, 2022
Niche breadth, the range of environments that individuals, populations, and species can tolerate, is a fundamental ecological and evolutionary property, yet few studies have examined how niche breadth is partitioned across biological scales.
Aeran O. Coughlin   +2 more
doaj   +2 more sources

Dispersal ability and niche breadth influence interspecific variation in spider abundance and occupancy [PDF]

open access: yesRoyal Society Open Science, 2023
The relationship between species local abundance and their regional distribution (occupancy) is one of the most extensively recognized and investigated patterns in ecology. While exceptions exist, the generally held model is that locally abundant species
Daniel Suárez   +3 more
doaj   +2 more sources

Trait‐Based Life History Strategies Shape Bacterial Niche Breadth [PDF]

open access: yesAdvanced Science
The ecological niche represents a fundamental property of organisms, reflecting their diversity of utilized resources or environmental tolerances across space and time. Despite a wealth of studies revealing that not all bacteria being everywhere, the key
Ziheng Peng   +8 more
doaj   +2 more sources

Range size positively correlates with temperature and precipitation niche breadths but not with dietary niche breadth in triatomine insects, vectors of Chagas disease. [PDF]

open access: yesPLoS Neglected Tropical Diseases
Ecological theory predicts that species that can utilise a greater diversity of resources and, therefore, have wider niche breadths should also occupy larger geographic areas (the 'niche breadth-range size hypothesis').
Fernanda S Caron   +4 more
doaj   +2 more sources

Niche position and niche breadth effects on population abundances: A case study of New World Warblers (Parulidae) [PDF]

open access: yesEcology and Evolution
Species abundance patterns are influenced by a myriad of factors, including habitat availability and ecological niche characteristics. However, the evidence concerning the specific impact factors such as niche position and niche breadth on mean and ...
Sandra Castaño‐Quintero   +4 more
doaj   +2 more sources

Experimental evolution for niche breadth in bacteriophage T4 highlights the importance of structural genes [PDF]

open access: yesMicrobiologyOpen, 2020
Ecologists have long studied the evolution of niche breadth, including how variability in environments can drive the evolution of specialism and generalism.
Jenny Y. Pham   +3 more
doaj   +2 more sources

Trophic Niche Breadth of Falconidae Species Predicts Biomic Specialisation but Not Range Size [PDF]

open access: yesBiology, 2022
Trophic niche breadth plays a key role in biogeographic distribution patterns. Theory posits that generalist strategies are favoured in a more heterogeneous set of environments across a spatio-temporal gradient of resources predictability, conferring ...
Juan A. Fargallo   +4 more
doaj   +2 more sources

Pulsed resource availability changes dietary niche breadth and partitioning between generalist rodent consumers [PDF]

open access: yesEcology and Evolution, 2019
Identifying the mechanisms that structure niche breadth and overlap between species is important for determining how species interact and assessing their functional role in an ecosystem.
Ryan B. Stephens   +3 more
doaj   +2 more sources

Agricultural constraints on microbial resource use and niche breadth in drainage ditches [PDF]

open access: yesPeerJ, 2017
Background Microorganisms govern important ecosystems processes, in particular the degradation of organic matter (OM). However, microorganisms are rarely considered in efforts to monitor ecosystem health and functioning.
Ellard R. Hunting   +5 more
doaj   +3 more sources

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