Given this information: "A biologist studying a desert ecosystem observes that the population of a lizard species increases following a particulary hot, dry period that causes a snake population to decline. What could the biologist hypothesize bout the roles of these two species?"

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Create a new question: "In a forest ecosystem, a scientist observes an increase in rabbit populations following a decrease in coyote populations. What could the scientist hypothesize about the roles of these two species in the ecosystem?"