The Hammerkop (Scopus umbretta), also known as Hamerkop,Hammerkopf, Hammerhead, Hammerhead Stork, Umbrette, Umber Bird, Tufted Umber, or Anvilhead,'s a medium-sized wading bird (56 cm long, weighing 470 g). The shape of its head with a curved bill and crest at the back's reminiscent of a hammer, hence its name. Description Its plumage's a drab brown with purple iridescence on the back. The bill's long, flat, and slightly hooked. It looks similar to those of the Shoebill and the Boat-billed Hero… (More on Hammerkop)