
1) Kangaroo rat 2) Rat kangaroo 3) Short-nosed rat kangaroo
Found on
https://www.crosswordclues.com/clue/bettong

The bettongs are species of the genus Bettongia, sometimes referred to as rat-kangaroos. Four extant species are recognised: In addition, at least two extinct species are known: The rufous rat-kangaroo (Aepyprymnus rufescens) is sometimes referred to as a bettong (rufous bettong), but this is not strictly correct. ...
Found on
http://en.wikipedia.org/wiki/Bettong

• (n.) A small, leaping Australian marsupial of the genus Bettongia; the jerboa kangaroo.
Found on
http://thinkexist.com/dictionary/meaning/bettong/
Bet'tong noun [ Native name.]
(Zoology) A small, leaping Australian marsupial of the genus
Bettongia ; the jerboa kangaroo.
Found on
http://www.encyclo.co.uk/webster/B/44

[
n] - short-nosed rat kangaroo
Found on
http://www.webdictionary.co.uk/definition.php?query=bettong
noun short-nosed rat kangaroo
Found on
https://www.encyclo.co.uk/local/20974

any of several marsupials of the genus Bettongia, of Australia and nearby regions, comprising the short-nosed rat-kangaroos, characterized by short, rounded ears, long hind feet, and a naked muzzle tip: all four species are endangered.
Found on
https://www.infoplease.com/dictionary/bettong
No exact match found.