Assertion: coot's plumage | /r/HasProperty | shaped by natural selection
Facets:
value: besides the obvious benefit of flight
type: CAUSE
value: for two main reasons
type: CAUSE
Source sentences:
text: Plumage, or a bird’s feather pattern, is also shaped by natural selection for two main reasons (besides the obvious benefit of flight): mating and survival.
text: Plumage, or a bird’s feather pattern, is also shaped by natural selection for two main reasons (besides the obvious benefit of flight): mating and survival.