Moose v motorist

摘要

THERE have been several cases in which well-meaning boffins have introduced a new species to overcome one problem only to create another. After Australia brought the cane toad from Hawaii to control a beetle that eats sugar cane, the amphibian spread like a plague. The import of African bees to Brazil to increase honey yields set off swarms of "killer" bees throughout the Americas. And so it is with the moose in Newfoundland.