A male bowerbird builds large huts from sticks and decorates them, sometimes even using berry juice as wall paint. (scientificamerican.com)
In 2012 ecologists Laura Kelley and John A. Endler, both then at Deakin University in Australia, confirmed that among the great bowerbirds in Queensland, how well a male generates these illusions can predict his mating success. (scientificamerican.com)
Bigger is better for a female bowerbird in search of a mate, and males are prepared to manipulate perspective to convince them. (newscientist.com)