Delhi and Mumbai are the most popular destinations, with each seeing over 4.5 million visitors in 2014. Additionally, the introduction of a new visa-on-arrival process for 46 countries, including the US, Germany and Australia, has helped encourage visitors to India. Vietnam saw three of its cities in the top 100 for the first time: Ho Chi Minh City, Hanoi and Halong.
In total there are 13 tree kangaroos species in Australia, Papua New Guinea: all face the same threats of habitat loss. The stocky wallaroo, with his shaggy coat and short limbs, is well-adapted for leaping around rocks.
They are sometimes referred to as the great kangaroos because these species are much larger than other kangaroos. However, there are 12 species of tree-kangaroos in the Dendrolagus genus, according to the Integrated Taxonomic Information System. And, bettongs, in the Potoridae family, are called rat-kangaroos. The largest kangaroo, as well as the largest marsupial, is the red kangaroo, according to National Geographic.