Marine Biology: An Introduction to Ocean Ecosystems |
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Page 104
... Polar bears can find these holes by listening for the seal to surface . After waiting at these holes for the moment the seal appears beneath the snow , the bear attacks with powerful claws . A polar bear can behead a seal with one blow . A ...
... Polar bears can find these holes by listening for the seal to surface . After waiting at these holes for the moment the seal appears beneath the snow , the bear attacks with powerful claws . A polar bear can behead a seal with one blow . A ...
Page 125
... polar bears , 103–105 hunting methods of , 103 , 104 reproductive behavior of , 104-105 polar seas , 97-109 bird migration to , 105 damage to ozone layer and , 107-108 fish in , 98 human impact on , 106-109 icebergs in , 99 ...
... polar bears , 103–105 hunting methods of , 103 , 104 reproductive behavior of , 104-105 polar seas , 97-109 bird migration to , 105 damage to ozone layer and , 107-108 fish in , 98 human impact on , 106-109 icebergs in , 99 ...
Page 127
... polar bears . tidal , 3 tidal waves , 3 tide pools , 59-66 echinoderms in , 64-65 fish in , 65 human impact on , 66 invertebrates in , 61-65 living conditions in , 59-60 plants in , 60–61 shore birds in , 66 tides , 4 diurnal , 4 ...
... polar bears . tidal , 3 tidal waves , 3 tide pools , 59-66 echinoderms in , 64-65 fish in , 65 human impact on , 66 invertebrates in , 61-65 living conditions in , 59-60 plants in , 60–61 shore birds in , 66 tides , 4 diurnal , 4 ...
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Common terms and phrases
abyss adult algae allow anemones animals Arctic areas behavior biologists birds body burrow camouflaged chicks cleaner wrasse coast coastal color continental coral reef crabs earth eggs estuaries evolved Explain your answer feed feet female filter fishermen form of symbiosis grass gray whales grow habitat hatch high tide huge humans hunting hydroids invertebrates kelp forest kelp plant known lagoons land living things low tide male manatee marine habitats marine mammals mating mouth move mussels nest nudibranchs nutrients ocean orcas organisms oxygen pelagic zone penguin phylum phytoplankton pinnipeds plankton polar bears polar seas polychaete population predators prey protection remain rock rocky shores sand sandy beaches sea floor sea hare sea lions sea otters sea star sea turtle seal sediment sharks shell shelter shrimp small fish species sperm sponges squid structure subtidal soft bottoms surface swimming temperature tentacles tide pools tiny toothed whales warm worms young zooplankton zooxanthellae