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When a sea anemone's foot was injured, Cheung observed not only cell division at the wound site but also unexpected cell division at the opposite end of the body -- the mouth area.

It uses a cavernous hood to trap crustaceans to eat — a feeding strategy also used by anemones and some jellies.

The cherished coastal activity is a great opportunity to learn about the Puget Sound ecosystem, look closely at alien sea anemone, the egg cases of moon snail and other ocean oddities.

In the northern Pacific Ocean, undersea slopes leading to the Aleutian Trench are believed to teem with worms, clams, anemones, and countless microbes thriving on methane bubbling up from the sediment.

The sprawling site, in a lush valley by the confluence of two rivers, is at its prettiest in the spring, teeming with pink-flowering Judas trees, small blue irises and the occasional red anemone.