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Data from: Colour-variable birds have broader ranges, wider niches and are less likely to be threatened
负责人:
Delhey, Kaspar
关键词:
Adaptation Birds Comparative studies Morphometrics
DOI:
doi:10.5061/dryad.0sd30
摘要:
s can be generalised to endotherms, such as birds and mammals. Here we test the hypothesis that more colour variable endotherms occupy larger ranges/niches and ar
Data from: Dietary niche variation and its relationship to lizard population density
负责人:
Novosolov, Maria
关键词:
niche breadth diet lizards niche variation hypothesis population density
DOI:
doi:10.5061/dryad.5gc43
摘要:
on of the resource spectrum. In turn, broader niches are hypothesized to facilitate (or be a consequence of) increased population densities. (2) We tested whether
Data from: Trophic niche width increases with bill size variation in a generalist passerine: a test of the niche variation hypothesis
负责人:
关键词:
Ecological specialisation Trophic polymorphism Elevational gradients Stable isotope
DOI:
doi:10.5061/dryad.bj17r
摘要:
1. The niche variation hypothesis (NVH) predicts that populations with wider niches are phenotypically more variable than populations with nar
Data from: Individual growth as a non-dietary determinant of the isotopic niche metrics
负责人:
Gorokhova, Elena
关键词:
dietary diversity diet-consumer fractionation intrapopulation variability isotopic niche growth and nutritional status mysids
DOI:
doi:10.5061/dryad.8br13
摘要:
e greater estimates of the niche breadth and diversity as a result of higher inter-individual variability in growth rate and stable isotope signatures tha
Data from: Niche differentiation and colonization of a novel environment by an asexual parasitic wasp.
负责人:
Forbes, Andrew A.
关键词:
Frozen niche variation Host shifting Parasitoid
DOI:
doi:10.5061/dryad.c316t
摘要:
nd to environmental variation. Asexual taxa originating from a single ancestor present a unique opportunity to assess rates of phenotypic and genetic change when acces
Data from: The effects of spatial scale and isoscape on consumer isotopic niche width
负责人:
关键词:
scale dependence;niche space;mussel;limpet;Marine;Ulva spp.;Patella vulgata;Fucus serratus;Trophic ecology;stable isotope ecology;ellipse;Mytilus spp.;Littorina littorea;Laminaria digitata
DOI:
doi:10.5061/dryad.8cq43
摘要:
n trophic variability. We hypothesised that isotopic niche width will increase monotonically with spatial scale, largely produced by environmental variation
Data from: The impact of seasonality on niche breadth, distribution range and species richness: a theoretical exploration of Janzen's hypothesis
负责人:
关键词:
Janzen\u2019s hypothesis;gradient speciation;temperature tolerance;latitudinal diversity gradient;niche evolution
DOI:
doi:10.5061/dryad.q5451
摘要:
tudinal patterns in species elevational ranges and thermal niche breadths that are consistent with the hypothesis, but the theoretical underpinnings remain unclear
Data from: Linking life-history traits, ecology and niche breadth evolution in North American eriogonoids (Polygonaceae)
负责人:
关键词:
Elevation;Neogene;climatic niche evolution;comparative phylogenetics;Macroevolution;intraspecific variability;Eriogonoideae;phylogeny;latitudinal niche-breadth hypothesis;niche breadth
DOI:
doi:10.5061/dryad.46kv1
摘要:
y models in a comparative study of intraspecific variability. We address potential differences in rates of evolution of niche breadth and position in annual and perennia
Data from: Isotopic niche reflects stress-induced variability in physiological status
负责人:
Karlson, Agnes
关键词:
trophic niche stable isotopes environmental contaminants nutritional status growth and body condition invertebrates
DOI:
doi:10.5061/dryad.8h439
摘要:
nterpreted as alterations in isotopic niche. This hypothesis was tested by inducing physiological stress in the deposit-feeding amphipod Monoporeia affinis exposed to either
Data from: Determinants of individual foraging specialisation in large marine vertebrates, the Antarctic and Subantarctic fur seals
负责人:
关键词:
Competition Diet Foraging Ecology Niche Variation Hypothesis Niche Width Otariid Pinniped Stable isotopes Vibrissae Whisker
DOI:
doi:10.5061/dryad.k231g
摘要:
hypothesis (NVH), higher population niche width was associated with higher interindividual niche variation. However, in contrast to the NVH, all Antarctic

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