In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
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Question: Question: All species of crocodilians have similar body structures, including an elongated snout, powerful jaws, muscular tail, large protective scales, streamlined body, and eyes and nostrils that are positioned on what? Answer: top of head

Answer: All species of crocodilians have similar body structures, including an elongated snout, powerful jaws, muscular tail, large protective scales, streamlined body, and eyes and nostrils that are positioned on top of head.

Question: Question: Which single most factor is responsible for the extinction of hundreds of species of birds? Answer: human actions

Answer: Human actions is responsible for the extinction of hundreds of species of birds.

Question: Question: How many low and high tides occur per day? Answer: two

Answer:
Two low and high tides occur per day.