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The large roots provide attachment sites for anemones, hydroids, sea squirts, and
sponges, while the swimming space between the roots provides shelter for
shrimp, crabs, and small fish. The mud flats provide a home to a different set of ...
... in other habitats is the hydroid. This simple animal is actually a colony of
polyps, each one specialized for a different function — defense, feeding, or
reproduction. These animals reproduce by forming reproductive polyps called
II. halibut, 69 hatchetfish, 94 Hawaiian Islands, 19-20, 34, 41 human influence
and, 23 herons, 29 great blue, 29 herring, 75 Hippocampus. See sea horse,
holism, 112 horseshoe crabs, 28 hydroids, 27, 53,61,63,64 species of, 6 1 ...
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I purchased all three books in this set and taught a short course to a small group of high school kids. We had a great time with this course! We did 10 experiments and held very intense all-day ... Read full review