In 1994, Steve and Terri Irwin bought 3,500 acres to restore dwindling koala habitat, then planted 44,000 eucalyptus trees and added 1,630 more acres

In 1994, Steve and Terri Irwin made a conservation investment that began with a simple idea: if koalas were losing habitat, protecting the animals alone would not be enough. That year, Australia Zoo bought 3,500 acres at Blackbutt in Queensland and named it Ironbark Station.

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