The UN’s 16th COP biodiversity summit begins in Colombia on Monday and is being held as habitats vanish with up to a million species threatened with extinction. <br /><br />The meeting, which will focus on ways to protect animals, plants and habitats, is being held in one of the world's most biodiverse countries. Our correspondent Michelle Begue reports. <br /><br />#nature #environment #wildlife #cop16 #colombia #un