Owls hoot, frogs croak and hyenas laugh on "Wild Concerto," a groundbreaking collaboration between musician Stewart Copeland and naturalist Martyn Stewart .  Stewart, a naturalist now based in Florida, spent decades criss-crossing the planet to make nearly 100,000 recordings of animals. Copeland, who is best known as a drummer for The Police, put it all to music, giving members of the animal kingdom a shot at stardom, with humans playing backup.  They hope the album helps preserve the sounds of