Table 3 Percentage of koalas (N of koalas) by trauma type with and without co-morbidities  (N = 189 koalas with trauma) for koalas submitted to South-East Queensland hospitals and receiving necropsies at The University of Queensland from 2013 through to 2016.

From: A Necropsy Study of Disease and Comorbidity Trends in Morbidity and Mortality in the Koala (Phascolarctos cinereus) in South-East Queensland, Australia

Type of traumaPercentage koalas (N koalas)
Vehicle collisions
Healthy56.9% (62)
All other diagnosis/trauma39.5% (43)
Wasting unknown cause/trauma3.7% (4)
Total100% (109)
Animal attacks
Healthy42.5% (17)
All other diagnosis/trauma47.5% (19)
Wasting unknown cause/trauma10.0% (4)
Total100% (40)
Tree falls
Healthy23.1% (3)
All other diagnosis/trauma46.1% (6)
Wasting unknown cause/trauma30.8% (4)
Total100% (13)
Other causes*
Healthy44.4% (12)
All other diagnosis/trauma48.2% (13)
Wasting unknown cause/trauma7.4% (2)
Total100% (27)
  1. *Trauma by other causes includes categories such as intraspecific trauma, heat stress, and undetermined cause.