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