The food of the adult is almost exclusively animal, - insects, especially large ants, snails, lizards and snakes, but it also eats certain large red berries.
Existing marsupials may be divided into three main divisions or sub-orders, of which the first, or Polyprotodontia, is common to America and Australasia; the second, or Paucituberculata, is exclusively South American; while the third, or Diprotodonts, is as solely Australasian inclusive of a few in the eastern Austro-Malayan islands.
- The third and last sub-order of marsupials is the Diprotodontia, which is exclusively Australasian and includes the wombats, koala, cuscuses, kangaroos and their relatives.
Proteaceous plants, although not exclusively Australian, are exceedingly characteristic of Australian scenery, and are counted amongst the oldest flowering plants of the world.
As in the other Saxon duchies the population is almost exclusively Protestant; in 1905, 262,243 belonged to the Lutheran confession, 4845 were Roman Catholics and 1256 Jews.