. Adventures with animals and plants. Biology. 56 The L'w'mg Things of the Earth unit i. Fig. 79 The horny, rough tipper surface of a C07HV1071 starfish. What kind of synnnetry has it? (AMERICAN MUSEUM OF NATURAL HISTORY) help in locomotion. Some of them are brightly colored and are very beautiful in structure. If you live near the sea, you are surely acquainted with starfish, sea urchins, and perhaps sand dollars. In tropical waters the beautiful sea lilies, which you might well mistake for plants, grow attached to the sea bottom. All of these are spiny- skinned invertebrates. The starfish. T
. Adventures with animals and plants. Biology. 56 The L'w'mg Things of the Earth unit i. Fig. 79 The horny, rough tipper surface of a C07HV1071 starfish. What kind of synnnetry has it? (AMERICAN MUSEUM OF NATURAL HISTORY) help in locomotion. Some of them are brightly colored and are very beautiful in structure. If you live near the sea, you are surely acquainted with starfish, sea urchins, and perhaps sand dollars. In tropical waters the beautiful sea lilies, which you might well mistake for plants, grow attached to the sea bottom. All of these are spiny- skinned invertebrates. The starfish. The starfish lives in salt water near the shore. It is not a true fish, of course. It is a living flexible star with five arms and a spiny covering colored brown or red or purple. Hundreds of tiny tube feet with suction cups at their ends dot the lower surface of the animal. By pulling in and pushing out the many tube feet in succession the starfish moves along slowh' and smoothly. These tube feet help in breathing, too, and in food getting. By folding itself over an oyster and at-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Kroeber, Elsbeth, 1882-; Wolff, Walter Harold, 1901-. Boston : D. C. Heath
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Keywords: ., bookcentury1900, bookpublisherbostondcheath, booksubjectbiology
