Marabou stork quite ill-tempered. It also resembles other storks in that it is not very vocal, but indulges in bill-rattling courtship displays. The throat sac is also used to make various noises at that time. A number of endoparasites have been identified in wild marabous including "Cheilospirura", "Echinura" and "Acuaria" nematodes, "Amoebotaenia sphenoides" (Cestoda) and "Dicrocoelium hospes" (Trematoda). The marabou stork is a frequent scavenger, and the naked head and neck are adaptations to this livelihood, as it is with the vultures with which the stork often feeds. In both cases, a feathered head would become rapidly clotted with blood and other
Big Bird are their human friends, Gordon, Maria, Olivia and Linda with Bob aiding them from Sesame Street. In the mid-late 1970s, Big Bird made several appearances on "The Hollywood Squares". As with Mr. Hooper, Big Bird frequently mispronounced host Peter Marshall's name, calling him "Mr. Marshmallow" or "Mr. Masher". In another episode, when asked by Marshall what kind of bird he was, Big Bird replied "I'm a lark", which broke Marshall up. He appeared in a series 11 episode of "Mister Rogers' Neighborhood" in the Neighborhood of Make-Believe segment, in which he enters the "Draw the Neighborhood" contest. He made an