Turn the given fact into a question by a simple rearrangement of words. This typically involves replacing some part of the given fact with a WH word. For example, replacing the subject of the provided fact with the word "what" can form a valid question. Don't be creative! You just need to rearrange the words to turn the fact into a question - easy! Don't just randomly remove a word from the given fact to form a question. Remember that your question must evaluate scientific understanding. Pick a word or a phrase in the given fact to be the correct answer, then make the rest of the question. You can also form a question without any WH words. For example, "A radio converts electricity into?"
--------
Question: Fact: Snakes use shelter to protect themselves in the winter.

Answer: Why does a snake look for shelter in the winter?


Question: Fact: blood pressure decreases after it leaves the arteries.

Answer: What happens to blood pressure after it leaves the arteries?


Question: Fact: Female monotremes reproduce by laying eggs and have no teats.

Answer:
Female monotremes reproduce by laying eggs and have no what?