Subject(s): Coral Format: 8 x 10 Composite Glossy Photograph Origin: Authentic Public Broadcasting System photograph provided to PBS affiliate television stations for promotional use. Program Title: NOVA: City of Coral Category: Science Air Date: March 8, 1983 Condition: Like New Comments: NOVA takes a spellbinding voyage through one of the world's most fascinating and colorful ecosystems: a coral reef, where the line between plants and animals is blurred, "rocks" move, eat and fight, fish farm, and weak animals borrow the shields and weapons of stronger ones.