sentence: French Island provides the world's most dense and disease free group of koalas.
sentences_before: Habitats range from coastal mangroves, swamps, heath, grasslands and blue gum forests. Most koalas on the mainland of Australia suffer from the chlamydia disease.
sentences_after: They are often moved to repopulate diseased areas on the mainland. Shelter is provided for more than 100 species of bush orchids, and 260 species of birds.
concept_name: french Island
headings: French Island (Victoria) Natural Environment
categories: Islands of Australia Geography of Victoria, Australia