Launching a Box Corer
To learn more about the creatures living on the Arctic seafloor, scientists use a...
These "elevator" rudists, an ancient bivalve, used one long heavy valve to anchor...
How do Humpback Whales Feed?
The activity covers feeding behaviors of humpback whales. It also teaches how...
Tue, 11/24/2009 - 15:16
Swimming With Sharks
Lying in water only a foot deep, I watched the shark meander lazily through the...