Extras

    Video thumbnail: Nature Cracking the Koala Code - Preview

    Nature

    Cracking the Koala Code - Preview

    Airs Wednesday, August 28, 2013 at 8:00 p.m. ET/PT. Check your local listings.

    Cracking the Koala Code - Preview

    Video thumbnail: Nature Education | The Wild Suburban Koala

    Nature

    Education | The Wild Suburban Koala

    An examination of how koalas have adapted to their new suburban environment.

    Education | The Wild Suburban Koala

    Video thumbnail: Nature Education | The Koala Diet

    Nature

    Education | The Koala Diet

    A look at how the koala’s unique diet of eucalyptus leaves affects their behavior.

    Education | The Koala Diet

    Video thumbnail: Nature Education | How to be an Alpha Male Koala

    Nature

    Education | How to be an Alpha Male Koala

    This segment examines a battle between two male koalas for territorial dominance.

    Education | How to be an Alpha Male Koala

    Video thumbnail: Nature Cracking the Koala Code - Preview

    Nature

    Cracking the Koala Code - Preview

    Premieres Wednesday, May 16, 2012 at 8:00 p.m. ET/PT. Check your local listings.

    Cracking the Koala Code - Preview

    Video thumbnail: Nature A Koala Roams the Suburbs

    Nature

    A Koala Roams the Suburbs

    A male koala wanders into the Australian suburbs in search of a mate to produce offspring.

    A Koala Roams the Suburbs

    Video thumbnail: Nature Preparing for a Eucalyptus Diet

    Nature

    Preparing for a Eucalyptus Diet

    A baby koala consumes his mother's pap, which will enable the joey to digest eucalyptus.

    Preparing for a Eucalyptus Diet

    Video thumbnail: Nature A Battle for Territory

    Nature

    A Battle for Territory

    A fight erupts between two koalas after one of the males invades the other's territory.

    A Battle for Territory