A wildlife expert predicts that the reintroduction of the caribou into northern Minnesota would fail if the density of the timber wolf population in that region is more numerous than one wolf for every 39 square miles.
would fail if the density of the timber wolf population in that region is more numerous
would fail provided the density of the timber wolf population in that region is more
should fail if the timber wolf density in that region was greater
will fail if the density of the timber wolf population in that region is greater
will fail if the timber wolf density in that region were more numerous
more numerous你是来搞笑的吗?
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