Assertion: blue pigeon | /r/HasProperty | arboreal
Facets:
value: principally
type: OTHER
Source sentences:
text: The claim that the bird fed on river molluscs was criticised by the French zoologists Alphonse Milne-Edwards and Emile Oustalet in 1893, with the later agreement of the American ornithologist James Greenway in 1967, as blue pigeons are principally arboreal.