For purposes of making a prediction, the underlying reason for a correlation does not matter. As long as the correlation is stable–lasting into the future–one can use it to make predictions. What a correlation does not tell you is why two things tend to go together.
Animalia with over 1 million species
The lynx population would increase. This is because the lynxes eat the snowshoe hares, and if there aren't a lot of lynxes, they would mate more and in turn increase the population. Hope this helps!
