Determining fossil gender is a challenge, but the presence of the egg is strong evidence this individual was a mature female.
通常确定化石的性别是一个挑战，但龙蛋成了确定此化石标本为一成年雌性的强有力的证据。
Determining fossil gender is a challenge, but the presence of the egg is strong evidence this individual was a mature female.
通常确定化石的性别是一个挑战，但龙蛋成了确定此化石标本为一成年雌性的强有力的证据。
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