Assertion: piranha's color | /r/HasProperty | replaced by bluish or greenishsteel grey
Facets:
value: gradually
type: MANNER
Source sentences:
text: In a few months, they start to develop red coloration in their fins and belly, the black spots start to fade, and the silvery color of their body is gradually replaced by the more (bluish or greenish) steel grey which is so characteristic for adult specimen.