Selected eucalyptus preference by the koalas (Phascolarctos cinsereus) at the San Diego Zoo

The San Diego Zoo has the largest group of Queensland koalas in captivity outside Australia. Many of these koalas are on loan in different facilities through North America. Due to the large number of koalas, San Diego Zoo Global maintains an over 4 ha plantation of eucalyptus. A preliminary study conducted at the San Diego Zoo found a variability in...

Evaluating the stability of nutrients of cut eucalyptus sideroxylon browse for koalas

The objective of this study was to evaluate the stability of leaf nutrient contents in Eucalyptus sideroxylon browse branches over the course of one week. Twelve branches were cut and transported to the koala barn within 1 h. These branches were kept in a walk-in cooler and three branches were sampled 1.5, 45, 93, and 141 h post-harvest. The branches...