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
Rufous-crowned emu-wren Rufous-crowned emu-wren The rufous-crowned emu-wren ("Stipiturus ruficeps") is a species of bird in the Australasian wren family, Maluridae. It is endemic to Australia. The rufous-crowned emu-wren is one of three species of the genus "Stipiturus", commonly known as emu-wrens, found across southern and central Australia. It was first described in 1899 by Archibald James Campbell, more than a century after its relative the southern emu-wren. Its species name is derived from the Latin words "rufus" "red" and "caput" "head". No subspecies are recognised, although birds from Western Australia may have redder plumage, and females more blue on the face and