Macropus giganteus

Eastern Grey Kangaroo at Rendezvous Creek, ACT

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Macropus giganteus DonFletcher 16 May 2026
Macropus giganteus HelenCross 15 May 2026

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Not sure why some Eastern Greys get this particular marking across their nose?

4 comments

   16 May 2026
@HelenCross it develops with age.
   16 May 2026
Thanks Don, do most older roos have this marking?
   17 May 2026
Hi Helen, Good question. Now that I think about it, some APPARENTLY old males don't have grey muzzles. But maybe they are just battered and well worn young males??? As for females, I'm not convinced that I could tell an old one by anything other than the grey muzzle.

The definitive thing for ageing is their 'molar progression' but no one has ever done that on live roos. I aged over 1,000 that way but did not record the colour of fur on their muzzle.
   17 May 2026
Thanks Don

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  • 16 - 100 Abundance
  • 14 May 2026 12:26 PM Recorded on
  • HelenCross Recorded by

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