1.   Female dolphins, Pabst and McLellan have now shown, use the same anatomical trick that males do.

2.   His project is to record species and quantities of fish and study the tradeoffs female dolphins make between feeding themselves and their calves and defending against sharks.

3.   Ironically, their interest was triggered not by dissections of female dolphins but of males.

4.   Soon afterward Pabst and McLellan realized that female dolphins had an even more desperate need than males did for a cool core.

5.   What about female dolphins?

6.   Officials said they ordered an autopsy to determine exactly what caused the death of the young female dolphin over the weekend.