wallaroo

[wol-uh-roo] /ˌwɒl əˈru/
noun, plural wallaroos (especially collectively) wallaroo.
1.
any of several large kangaroos of the genus Macropus (Osphranter), of the grassy plains of Australia, especially M. robustus, having a reddish-gray coat and inhabiting rocky hills.
Also called euro.
Origin
1820-30; < Dharuk wa-la-ru
British Dictionary definitions for wallaroo

wallaroo

/ˌwɒləˈruː/
noun (pl) -roos, -roo
1.
a large stocky Australian kangaroo, Macropus (or Osphranter) robustus, of rocky regions
Word Origin
C19: from native Australian wolarū