Commercial harvesting of Kangaroos in Australia

by Tony Pople and Gordon Grigg
Department of Zoology, The University of Queensland
for Environment Australia, August 1999
Chapters 10,11,12 and 13 and Appendix 1 provided by staff at Environment Australia

Table 2. Comparison of reproductive biology in the harvested species (after Dawson 1995, and multiple sources).

Species Oestrus cycle Gestation period Post-partum mating? Blastocyst diapause? Lactation period (months) Loss of pouch young to next birth (days) Pouch life,
a) 1st emerge
b) vacation
(days)
Normal interval between young (months)
Macropus rufus 34.8 + or - 0.6 33.2 + or - 0.2 yes yes 12 34.7 + or - 0.3 a) -
b) 235
8
Macropus giganteus 45.6 + or - 9.8 36.4 + or - 1.6 no yes 18+ 28-32 a) 284
b) 319
12
Macropus fuliginosus 34.9 + or - 4.4 30.6 + or - 2.6 no no 18+ n/a a) 298
b) 323
12
Macropus robustus robustus 33.6 + or - 1.3 32.7 + or - .5 yes yes 15+ 30.9 + or - 2.0 a) -
b)260 + or - 5.4
8-9
Macropus parryi 42.2 36.3 no ? approx. 15 ? a) -
b) 281
10