If the group faces food scarcity, individuals in the group will reach reproductivematurity later than otherwise.
如果这个群体面临食物短缺的困难，那么这个群体中的个体将比其他群体更晚达到生殖成熟。
2
If the group faces excessive hunting, individuals that reach reproductivematurity earlier will come to predominate.
如果这个群体面临过度捕猎的问题，那么那些提早达到繁殖成熟的个体将占主导地位。
3
DNA from the shark's biological samples will be used to study its movement, its backbone will be tested to determine its age and its reproductive organs will help determine its maturity, Chapman said.