Assertion: black swan | /r/CapableOf | reach sexual maturity
Facets:
Source sentences:
text: Like most swans, black swans form strong pair bonds, beginning their search for a suitable mate once they reach sexual maturity.
text: Black swans reach sexual maturity when they are about two years old.
text: After hatching, black swans reach sexual maturity between one to three years of age.
text: After hatching, black swans reach sexual maturity between one to three years of age.