Complex sentence: The principal prey of this owl are meadow voles, followed by mice and shrews of various species; other mammals preyed upon include rats, squirrels, rabbits, bats, moles, opossums, mink, and weasels.
Split into simpler sentences: The principal prey of this owl are meadow voles, followed by mice and shrews of various species. Other mammals preyed upon include rats, squirrels, rabbits, bats, moles, opossums, mink, and weasels.