Assertion: black bulbul | /r/HasProperty | pycnonotus nigricans
Facets:
Source sentences:
text: The African red-eyed bulbul or black-fronted bulbul (Pycnonotus nigricans) is a species of songbird in the family Pycnonotidae.
text: The Black-fronted Bulbul (Pycnonotus nigricans) is a species of songbird in the Pycnonotidae family.