question: What sentence would provide a factual answer to this question: "Why would a species camouflage as a dangerous animal?"

answer: mimicry is used for avoiding predators by animals by camouflaging as a dangerous animal

question: What sentence would provide a factual answer to this question: "What causes objects that have mass to be pulled down?"

answer: gravitational force causes objects that have mass to be pulled down on a planet

question: What sentence would provide a factual answer to this question: "A place becomes chilly and then animals in that space"

answer:
as temperature in an environment decreases , the amount of water an animal in that environment will lose will decrease