Assertion: ostrich's chick | /r/HasProperty | feathered
Facets:
value: at birth
type: TEMPORAL
Source sentences:
text: At birth, ostrich chicks are already feathered and can walk without difficulty.
text: Helpless chicks are termed altricial, and tend to be born small, blind, immobile and naked; chicks that are mobile and feathered upon hatching are termed precocial.