The validity of ecogeographical rules is context-dependent: testing for Bergmann's and Allen's rules by latitude and elevation in a widespread Andean duck
Consistent responses by various organisms to common environmental pressures represent
strong evidence of natural selection driving geographical variation. According to Bergmann's …
strong evidence of natural selection driving geographical variation. According to Bergmann's …
Longer wings for faster springs–wing length relates to spring phenology in a long‐distance migrant across its range
S Hahn, F Korner‐Nievergelt… - Ecology and …, 2016 - Wiley Online Library
In migratory birds, morphological adaptations for efficient migratory flight often oppose
morphological adaptations for efficient behavior during resident periods. This includes …
morphological adaptations for efficient behavior during resident periods. This includes …
Integrating morphology, phylogeography, and ecological niche modeling to explore population differentiation in North African Common Chaffinches
Diagnosing distinct evolutionary taxa requires careful assessment of genetic, morphological,
ecological, and behavioral variation within and among populations. In this study, data on …
ecological, and behavioral variation within and among populations. In this study, data on …
Is spatial variation in food availability an explanation for a B ergmannian size pattern in a N orth A merican hibernating, burrowing mammal? An information‐theoretic …
Predictable empirical patterns of variation in body size along spatial and environmental
gradients have been documented within many species of mammals. Four main hypotheses …
gradients have been documented within many species of mammals. Four main hypotheses …
[PDF][PDF] Recommended Band Sizes and a Novel Technique for Sexing Immature Green-Backed Firecrown Hummingbirds (Sephanoides sephaniodes)
Abstract∙ The Green-backed Firecrown (Sephanoides sephaniodes; Trochilidae) is one of
the most important pollinators in the temperate rainforests of southern South America, yet its …
the most important pollinators in the temperate rainforests of southern South America, yet its …
[PDF][PDF] Perplexing siskins: a review of the Spinus pinus–S. atriceps problem
AC Vallely, D Dyer, U Perktaş - Bull. Br. Ornithol. Club, 2014 - boc-online.org
Black-capped Siskin Spinus atriceps and the southernmost form of Pine Siskin S. pinus
perplexus have long been confused. We outline the taxonomic history of the complex and …
perplexus have long been confused. We outline the taxonomic history of the complex and …
[CITATION][C] Enlemsel Klinlerin Drosophila Melanogaster'de Dca Genotipi Ve Kanat Büyüklüğü Bakımından Araştırılması
CF Aksoy - 2018 - Fen Bilimleri Enstitüsü