The birth of twin Sumatran tiger cubs is "a significant step forward ... the Sumatran tiger from enduring the same fate as the Javan, Caspian and Balinese tigers, which have all sadly been ...

Despite their ferocious nature, Amur tiger cubs look simply adorable and are ... and Malayan. Caspian, Javan and Bali tigers are already thought to have gone extinct, and it is highly likely ...