Chasing an escaped pig was not on commentator Sy Montgomery’s list of ways to while away a sunny late summer afternoon; but when Christopher Hogwood, her 700-pound porcine (POR-sign) companion, decided to bolt his pen, she had to come up with a way to stop him before he reached the highway.
In this summer’s shark horror film “Deep Blue Sea,” we soon realize that it’s computer magic bringing these creatures to life on the big screen. But when making films about real animals, directors sometimes rely on old-fashioned slight of hand. Living On Earth Commentator Sy Montgomery explains. Ms. Montgomery is author of “Nature’s Everyday Mysteries.”