Emu The pelvic limb muscles of emus contribute a similar proportion of the total body mass as do the flight muscles of flying birds. When walking, the emu takes strides of about , but at full gallop, a stride can be as long as . Its legs are devoid of feathers and underneath its feet are thick, cushioned pads. Like the cassowary, the emu has sharp claws on its toes which are its major defensive attribute, and are used in combat to inflict wounds on opponents by kicking. The toe and claw total in length. The bill is quite small, measuring
Emu-wren of the smallest, the rufous-crowned, to 7.5 g of the southern emu-wren. The three species of emu-wrens each live in distinct habitats: the southern emu-wren preferring marshes and heathland, the mallee emu-wren inhabiting spinifex understory in mallee woodland, and the rufous-crowned emu-wren dwelling in spinifex in desert areas. Emu-wrens are fairly secretive and hard to spot, living in low shrub cover. They are predominantly insectivorous, but supplement their diet with seeds. Their furtive behaviour and brown colour has resulted in them being mistaken for bush mice. Emu-wren The emu-wrens ("Stipiturus") are a genus of passerine birds in the Australasian wren