Assertion: chameleon's diet | /r/HasProperty | lackluster
Facets:
Source sentences:
text: Crickets and other feeder insects purchased from commercial providers may not be rich in vitamin A because their own diets have been lackluster.
text: In the wild, veiled chameleons tend not to suffer from the deficiency of vitamins, especially Vitamin A, as the insects which they prey on are usually rich in such required nutrients unlike the ones (crickets and insects) purchased from commercial providers, whose diets have been lacklustre.