Male Bowerbirds are black hedium-sized birds that live in New Guinean rainforests. Once a year they create elaborate nest-like structures to attract a female. Male Bowerbirds use sticks and leaves to build their structures and decorate them using brightly colored objects, including beetles. To attract a
mate, male Bowerbirds depend on -
A predators to kill off competition.
B other organisms for building materials.
с seasonal variation in sunlight.
D the temperature range of their location.