Hungry animals that have once tasted an adult monarch butterfly leave others alone. The adult's bad taste comes from special chemicals in the milkweed that the caterpillar ate.
Haven for whales
Haven for whales Greenpeace has asked that the northeast Atlantic
continental shelf, an area where oil companies hope to drill, be
named a UN World Heritage Site. A survey of the area recently
conducted by Greenpeace and the Whale and Dolphin Conservation
Society shows that it is home to many more whales and dolphins than
previously thought. 10 OCTOBER 1998, P. 21
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