They were each asked to partially dissect a cockroach to see how long it would live and then write up a conclusion based on their findings.
The first student removed the back half of the cockroach and it lived for 30 days. His conclusion was that a cockroach needed the lower abdomen to process food to live.
The second student removed all the cockroaches legs and it lived for 50 days. In conclusion she found that the legs are necessary to find food.
The third student removed the cockroaches head and it lived for 2 days. He concluded that cockroaches were just like men.. They can't live without a little head.
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