Gloger's rule is an ecogeographical rule which states that within a species of endotherms, more heavily pigmented forms tend to be found in more humid...

grown in colder temperatures. Bergmann's rule, which correlates latitude with body mass in animals Gloger's rule, which correlates humidity with pigmentation...

artificial bat boxes. He was the originator of what is now known as Gloger's rule, which states that dark pigments increase in races of animals (birds...

larger than populations to the north. Mexican jays do not seem to follow Gloger's rule either, as populations in arid habitat in southwestern Texas are very...

between individuals. In North America, the coat colours of wolves follow Gloger's rule, wolves in the Canadian arctic being white and those in southern Canada...

does not follow and in some instances runs contrary to Bergmann's Rule and Gloger's Rule. The generic name Ceyx (/ˈsiːɪks/) derives from Ancient Greek: Κήϋξ...

the heat and lack of reliable freshwater sources, in accordance with Gloger's Rule.[citation needed] The upper elevation limit of the doves is 950 m. There...

Selection of Melanism in Costa Rican Jaguar and Oncilla: A Test of Gloger's Rule and the Temporal Segregation Hypothesis". Tropical Conservation Science...

evolutionary or behavioral shift toward a different ecological niche. Gloger's rule states that within a species of endotherms, more heavily pigmented forms...

observed that the greater resistance of the darker birds confirmed Gloger's rule. Although sexual selection plays a major role in the development of...

role in the evolution of molting, and patterns in feather coloration (Gloger's Rule). B. licheniformis is a Gram positive, spore-forming, facultative anaerobic...

labelled ecological "rules". One commonly cited example of a gradient in morphology is Gloger's Rule, named after Constantin Gloger, who observed in 1833...

travancoreensis is found in the Western Ghats south of Goa and is darker (see Gloger's rule). The nominate horsfieldii is found in the plains in the southern part...

falcon differs in appearance from the peregrine falcon according to Gloger's rule. The genetic distance is slight and the species form a close-knit and...

By and large, color variation in either group independently follows Gloger's Rule. The Pacific temperate rain forest subspecies suckleyi's males are almost...

is a set of adages based on the laws of thermodynamics. Gloger's rule, an ecogeographical rule which states: within a species of endotherms, more heavily...

buffy-white. The two subspecies differ in colour intensity following Gloger's rule, with S. r. rubicola paler and with larger white patches in the drier...

that brown-morph birds were found in denser woodland, and in Finland, Gloger's rule would suggest that paler birds would in any case predominate in the...

principally in the darkness of the plumage. The variation generally follows Gloger's rule, with Alaskan and interior races the palest, and southwestern coastal...

similar and birds are usually seen in pairs. The common myna obeys Gloger's rule in that the birds from northwestern India tend to be paler than their...

group mostly vary in brightness and size according to Bergmann's and Gloger's Rule. The golden warbler (petechia group; 17 subspecies) is generally resident...

in appearance from the peregrine falcon proper merely according to Gloger's rule, relating pigmentation to environmental humidity. The Barbary falcon...

Selection of Melanism in Costa Rican Jaguar and Oncilla: A Test of Gloger's Rule and the Temporal Segregation Hypothesis". Tropical Conservation Science...

clinal variation and size variations that largely follow Bergmann's rule and Gloger's rule, an excessive number of subspecies have been described for the northern...

typical B. j. borealis and, thus B. j. borealis seem to correspond to Gloger's rule, as well. This plumage variation appears to be a regional adaptation...

geographical variation in the Sardinian warbler conforms to some extent with Gloger's rule, though not as strongly as in some other typical warblers. The validity...

length is 14.4 cm.[citation needed] This colouring strongly follows Gloger's rule, as it helps to regulate the impact of sunlight.[citation needed] This...

temperature of Earth's near-surface atmosphere and oceans. Gloger's rule An ecogeographical rule which states that within a species of endotherms, more heavily...

colouration differences between the two jays could be explained by Gloger's rule, and that crest size was a "very plastic character in jays" and was...

smaller derivate of the Eurasian kestrel, which it indeed is (see Gloger's Rule, Bergmann's Rule).[citation needed] A very common and easily seen raptor, the...