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2.1 Introduction

<p>Prickly pear before the Cactoblastis cactorum moth introduction, Chinchilla, Queensland</p>

National Archives of Australia A1200, L58278

<p>Prickly pear before the Cactoblastis cactorum moth introduction, Chinchilla, Queensland</p>

Right from the very first landing in 1788, British colonisers have tried to change landforms and landscapes of Australia, often to accommodate the introduced plants and animals they brought with them.

What impacts have these changes had?

Here are four Defining Moments case studies to help you explore this idea.

 

Investigation 2.2

A carpet of grey across the nation — releasing rabbits 

Investigation 2.3

The plant that took over Queensland — prickly pear and Cactoblastis cactorum

Investigation 2.4

Can we solve the poo problem? Cows and dung beetles

Investigation 2.5

The toad that came to stay — cane toads

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