The forests of Denver, Colo., are currently under attack by an invasive insect species from Asia. So what is the scientists\u2019 plan to stop this assault on trees? They\u2019re going with the controversial move of introducing a second invasive species to destroy the first one.\u00a0If it sounds like that children\u2019s song about the old lady who swallowed the spider to catch the fly, that\u2019s because it basically is. Unleashing a second non-native species might help to eradicate the first species, but it can also unleash a series of other consequences. Previous experiments in this invasive species vs. invasive species tactic have worked out with various degrees of success, as these four examples will show.<\/p>\n","protected":false},"author":0,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-446624","news","type-news","status-publish","hentry"],"acf":[],"yoast_head":"\n