Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in his bower. The center of the bower avenue is decorated with green fruits. Located on the campus of James Cook University, Townsville, Queensland, Australi...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male performing a peripheral display around his bower while holding a red plastic cap. James Cook University Campus, Townsville, Queensland, Australia, Sept 2009

Tim Laman / Great Bowerbird (Chlamydera nuchalis) bower with green fruit and other decorations. James Cook University Campus, Townsville, Queensland, Australia, August 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green glass, white plastic, grey plastic, and other decorations. A vehicle passes on the road which is very close to this bower....

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green glass, white plastic, grey plastic, and other decorations. This bower is very close to a road. James Cook University Campus...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female in his bower while holding a piece of pink cloth. This male has decorated his bower with green glass, white plastic, grey plastic, and...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female in his bower while holding a green fruit. This male has decorated his bower with green glass, white plastic, grey plastic, and other d...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green glass, white plastic, grey plastic, and other decorations. This bower is very close to a road visible behind. James Cook Un...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in his bower. The bower has various green and white and some red decorations including green fruits and various manmade objects. Located on the campus of Jam...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower, decorated with green glass, white plastic, grey plastic, and other decorations. James Cook University Campus, Townsville, Queensland, Australia...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in front of his bower bowing and showing his pink crest to encourage the female (visible through the bower) to enter it. A young male watches. Bower is deco...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female who has entered his bower. He holds one of his prize decorations (a piece of grey plastic) in his beak. The bower has green and white...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in his bower. The center of the bower avenue is decorated with green fruits. James Cook University. Townsville, Queensland, Australia, August 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female who has entered his bower. He holds one of his prize decorations (a brown fruit) in his beak. The bower has green and white and some r...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male poses holding a green fruit decoration in his beak to lure a nearby female to his bower. The bower has green and white and some red decorations including gre...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green fruit and shells. James Cook University Campus, Townsville, Queensland, Australia, August 2008

Juergen Freund / Dr. Jamie Seymour, senior lecturer at the School of Tropical Biology at James Cook University, Cairns, inspecting the contents of a beaker.