Question

What is the unusual thing that a bull shark do

1.survive in freshwater
2.survive out of freshwater
3.Eat seaweed
4.Talk

Answer 1

Answer:

But bull sharks have developed special adaptations—the way their kidneys function and special glands near their tails—that help them keep salt in their bodies even when they're in freshwater. Scientists are still studying these sharks to figure out why they developed this unusual ability.

Explanation: