Despite some good news for endangered animals, such as the discovery of a massive wildlife migration across previously war-torn southern Sudan, animals are becoming increasingly under threat by deforestation and other forms of habitat destruction, pollution and poaching.In its annual Red List of Threatened Species, the World Conservation Union announced that 200 species moved closer to extinction in 2007, with more than 40,000 species, including gorillas, dolphins, corals and many species of birds and fish, total on the list.
