Gloger’s rule
E852977
Gloger’s rule is an ecogeographical principle stating that endothermic animals in more humid, warmer climates tend to have darker pigmentation than those in cooler, drier regions.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
biogeographical principle
ⓘ
ecogeographical rule ⓘ |
| appliesTo |
birds
ⓘ
endothermic animals ⓘ mammals ⓘ |
| appliesToTrait |
fur color in mammals
ⓘ
plumage color in birds ⓘ |
| associatedWith |
climatic humidity gradient
ⓘ
temperature gradient ⓘ |
| concerns |
animal coloration
ⓘ
geographic variation ⓘ melanin-based pigmentation ⓘ |
| dateProposed | 19th century ⓘ |
| describes | geographical variation in animal pigmentation ⓘ |
| field |
biogeography
ⓘ
ecology ⓘ evolutionary biology ⓘ |
| hasExceptions | some taxa that do not follow the predicted pigmentation pattern ⓘ |
| hasImplicationsFor |
UV radiation protection
ⓘ
adaptation to climate ⓘ camouflage ⓘ resistance to feather and fur-degrading microorganisms ⓘ thermoregulation ⓘ |
| influencedBy |
environmental gradients
ⓘ
natural selection ⓘ |
| involvesFactor |
humidity
ⓘ
pathogen and parasite pressure ⓘ precipitation ⓘ solar radiation ⓘ temperature ⓘ |
| namedAfter | Constantin Wilhelm Lambert Gloger NERFINISHED ⓘ |
| oftenTestedUsing |
large-scale geographic datasets
ⓘ
museum specimen data ⓘ |
| patternType |
environmental gradient rule
ⓘ
latitudinal cline in pigmentation ⓘ |
| proposedBy | Constantin Wilhelm Lambert Gloger NERFINISHED ⓘ |
| relatedTo |
Allen’s rule
ⓘ
Bergmann’s rule ⓘ |
| relevantTo |
climate change impact studies
ⓘ
conservation biology ⓘ human skin color variation ⓘ |
| statesThat |
populations in cool, dry climates tend to be more lightly pigmented
ⓘ
populations in warm, humid climates tend to be more darkly pigmented ⓘ |
| supportedBy |
comparative studies in birds
ⓘ
comparative studies in mammals ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.