Part 2 Identifying Main Ideas The main ideas of the followi…
Part 2 Identifying Main Ideas The main ideas of the following paragraphs appear at different locations. Identify each main idea by filling in its sentence number in the space provided. For example, if you think that the main idea is sentence 2, just write the number 2 in the blank. 1Most non-human mammals demonstrate only a passing interest in the dead of their own species. 2Lions will generally sniff or lick another dead lion before beginning to eat the body; chimpanzees will keep trying to interact with their dead friends and relatives until the bodies start to decompose. 3Elephants, however, are unique among non-human mammals in that they appear to actually mourn their dead. 4When presented with the dead body of another elephant, elephants will generally become agitated and upset, and caress the carcass with their trunks and feet. 5 In experiments in which elephants have been shown the skulls of a rhinoceros, a buffalo, and another elephant, they have demonstrated interest in only the elephant skull, gently touching and investigating it with their trunks and feet in much the same way they would a living elephant. 6They also appear to be able to distinguish even very small pieces of ivory (elephant tusk) from other substances, such as wood and rocks; when presented with all three substances, elephants are overwhelmingly drawn to, and become agitated over, the ivory. 7Animal scientists interpret these patterns of behavior as evidence that elephants are in mourning.
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