Assertion: ground squirrel's fur | /r/CapableOf | provide thermal advantage
Facets:
value: over its non-melanistic counterpart
type: OTHER
Source sentences:
text: Several theories have surfaced as to why the black morph occurs, with some suggesting that the black morph is a selective advantage for squirrels inhabiting the northern ranges of the species, with the black-fur providing a thermal advantage over its non-melanistic counterpart.