1. a small gray Australian marsupial with large ears, a black nose, and no tail that lives in eucalyptus trees

Examples

• The koala slept in the eucalyptus tree for most of the day.
• Koalas are not actually bears, despite being called koala bears.
• The zoo’s new koala exhibit features several eucalyptus trees.
• Baby koalas stay in their mother’s pouch for about six months.
• Koalas have special digestive systems that allow them to eat eucalyptus leaves.
• The wildlife sanctuary rescued an injured koala from the bushfire.