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Australian Mammalogy Australian Mammalogy Society
Journal of the Australian Mammal Society
RESEARCH ARTICLE

Estimating kangaroo age from lens weight

Robert C. Augusteyn
+ Author Affiliations
- Author Affiliations

School of Optometry and Vision Science, University of New South Wales, Kensington, NSW 2052, Australia. Email: raugustn@bigpond.net.au

Australian Mammalogy 41(1) 155-156 https://doi.org/10.1071/AM17062
Submitted: 18 December 2017  Accepted: 20 April 2018   Published: 24 May 2018

Abstract

In a recent publication, Mayberry et al. (2017) presented a method for estimating western grey kangaroo age from the weights of dried eye lenses. The drying conditions are inadequate and may lead to erroneous age estimates. It is suggested that well documented methods in general use be used for future studies.

Additional keywords: lens dry weight.


References

Augusteyn, R. C. (2014). Growth of the eye lens; I. Weight accumulation in multiple species. Molecular Vision 20, 410–426.

Augusteyn, R. C., Coulson, G., and Landman, K. A. (2003). Determining kangaroo age from lens protein content. Australian Journal of Zoology 51, 485–494.
Determining kangaroo age from lens protein content.Crossref | GoogleScholarGoogle Scholar |

Kirkpatrick, T. H. (1965). Studies of Macropodidae in Queensland. 2. Age estimation in the grey kangaroo, the red kangaroo, the eastern wallaroo and the red-necked wallaby, with notes on dental abnormalities. Queensland Journal of Agricultural and Animal Sciences 22, 301–317.

Mayberry, C., Bencini, R., Mawson, P. R., and Maloney, S. K. (2017). Estimating the age of western grey kangaroos (Macropus fuliginosus ocydromus). Australian Mammalogy , .
Estimating the age of western grey kangaroos (Macropus fuliginosus ocydromus).Crossref | GoogleScholarGoogle Scholar |

McLeod, S. R., Druhan, J. P., and Hacker, R. B. (2006). Estimating the age of kangaroos from lens weight. Wildlife Research 33, 25–28.
Estimating the age of kangaroos from lens weight.Crossref | GoogleScholarGoogle Scholar |