As an ancient researcher walking across a field you stumble across a large body of water. Through observation, you notice a type of creature which...

As an ancient researcher walking across a field you stumble across a large body of water. Through observation, you notice a type of creature which can seemingly live and move through the water.

What might be a question you have about these creatures?

Define an appropriate hypothesis for your question.

Briefly outline an experiment to test your hypothesis making sure you include the proper controls.