Imagine wandering through the forests of Australia or New Guinea and stumbling upon a sight that stops you in your tracks—a ...

Everyone likes a good optical illusion, and that includes at least one animal. Male bowerbirds woo females by constructing a bachelor pad that creates an illusion of uniform décor (and the ...

The geometry of the courtship site creates an illusion of uniformity: When a female bowerbird views the court from within the avenue, all of the court objects appear to be the same size. (Image ...

This shows a successful male great bowerbird courtship (video narrated by co-author Laura Kelley). This video relates to a paper that appeared in the Jan. 20, 2012, issue of Science, published by ...