11.   Australian scientists have recently discovered a spectacular group of octopuses, called mimic octopuses, which can change shape to impersonate other marine animals.

12.   Algae are at the bottom of the food chain, and they are vital to the survival of marine animals.

13.   But the plantlike organisms were actually colonies of marine animals, among them sponges and sea squirts, that cling to underwater surfaces around the bay in great masses.

14.   Change your bait frequently because bloodworms, which are marine animals, live only about five minutes in fresh water.

15.   During our first week in other parts of the state, few beasts except marine animals had shown themselves.

16.   Failing to prepare an environmental impact statement on the lethal removal plan and withholding the opportunity for public comment on a proposal to kill marine animals.

17.   It might also be possible to predict the abundance of oceanic fish like cod, which depend ultimately on tiny marine animals for their subsistence.

18.   It was careful analysis of the fossils of tiny single-celled marine animals called radiolarians that told the tale.

19.   Like many marine animals, urchins release their eggs and sperm into the water, and fertilization occurs externally.

20.   Marine animals with calcium carbonate shells or skeletons build them from carbon dioxide and dissolved calcium compounds.