A family on vacation see a huge shark. They decide swimming in the ocean is not the best idea. They play games, build sand castles. Then Dad has an idea. Off they go on a rented boat. Time for fishing. Will they see the shark again before heading home?
A look at a common food chain in the Pacific Ocean, introducing the plankton that starts the chain, the killer whale that sits atop the chain, and various animals in between.
