On WA's largest island, one of Australia's most successful restoration projects is winding back the clock more than 400 years. Wirruwana/Dirk Hartog Island lies just off the coast of Gathaaguda ...

Together with Dirk Hartog Island, this remote peninsula makes up Shark Bay, or Gutharraguda in the local language, a UNESCO World Heritage site 500 miles north of Perth in Western Australia.

Twenty-eight dibblers have been released onto Dirk Hartog Island, 730km north of Perth. The tiny marsupial – one of Australia’s rarest – once thrived on the island, until feral animals wiped them out.