Critical Critter Fortunately, a solution swims by. It’s an otter. Sea otters eat some of the sea urchins. T is helps keep the kelp forest healthy.
You swim up to the surface. You hope your research
today will help the kelp in this area. You look forward to your next dive!
An otter wraps itself in kelp before it takes a nap.
WORDWISE
ecosystem: all living and nonliving things in an area and how they interact kelp: a type of seaweed
marine biologist: a scientist who studies things that live in oceans
JANUARY–FEBRUARY 2016 9
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