| 31. | Unfortunately, even nontoxic blooms can kill marine animals by depleting oxygen in the water.
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| 32. | Divers use the speargun for defense against dangerous marine animals.
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| 33. | Marine animals can be affected by sudden changes in the salinity of ocean water.
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| 34. | Olson liked the idea and suggested Hillenburg to create a series of marine animals.
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| 35. | Marine animals decorated friezes around the base of the tholos.
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| 36. | Marine animals of the islands include dugongs ( an endangered species of flatback sea turtles.
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| 37. | But insects and marine animals, although they're tiny, make incredible materials that we could use.
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| 38. | It was the intention of this benefactor to study the natural history of marine animals.
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| 39. | This venomous, marine animal poses a threat to swimmers.
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| 40. | The society protects marine animals and it deals with them in case of spilled oil.
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