As an example of sexual dimorphism, the male Mockery Birds have a large hump on their beak, while the females have only a small, bony shield. The bird was named after its call, that sounds like laughter (much like the kookaburra's).
As an illustration of sexual dimorphism, male Mockery Birds exhibit a prominent hump on their beak, whereas females possess only a small, bony plate. The bird was designated due to its call, which mimics laughter (similar to the kookaburra's).