Over 45,000 species are now threatened with extinction – 1,000 more than last year – according to an international conservation organisation. The International Union for Conservation of Nature (IUCN) released its latest Red List of Threatened Species on Thursday. It blames pressures from climate change, invasive species and human activity such as illicit trade and infrastructural expansion for sending more species to the brink of existence. Now in its 60th year, the list sounds the alarm about animals and plants at risk of extinction, but it also highlights conservation success stories such as…