They hover over a nest containing a pair of courting sunfish , and gradually descend to reach the pair just as they spawn .
With bluegill sunfish , satellite males mimic the behaviour and colouration of the females .
satellite males hover over a nest containing a pair of courting sunfish , and gradually descend to reach the pair just as satellite males spawn .
With bluegill sunfish , satellite males mimic the behaviour and colouration of the females .