Paralympic symbols center of the flag of South Korea. The first Paralympic flag used five pa arranged similarly to the Olympic Rings, but not interlocking, and in identical colors to the Olympic rings: blue, black, red, yellow, and green. On October 6, 1990, the International Coordinating Committee of World Sports Organizations for the Disabled (ICC) was informed that the International Olympic Committee (IOC) requested the five-pa symbol be altered — the IOC's marketing department considered it too similar to the Olympic rings. A new symbol created for the International Paralympic Committee (IPC) in 1991 included six overlapping pa in a circle. In
Yellow-tailed black cockatoo is a more solid brown-black in the eastern subspecies, while the southern race has more pronounced yellow scalloping on the underparts. The male yellow-tailed black cockatoo has a black bill, a dull yellow patch behind each eye, and pinkish or reddish eye-rings. The female has grey eye-rings, a horn-coloured bill, and brighter and more clearly defined yellow cheek-patches. Immature birds have duller plumage overall, a horn-coloured bill, and grey eye-rings; The upper beak of the immature male darkens to black by two years of age, commencing at the base of the bill and spreading over ten weeks. The lower beak