wallaby
wal*la*by
noun
{bc}any of various small or medium-sized kangaroos (especially genus {it}Macropus{/it}) {dx}compare {dxt|rock wallaby||}{/dx}
rock wallaby
noun
{bc}any of various medium-sized kangaroos (genus {it}Petrogale{/it}) having a gray or brown coat usually with distinctive markings