Spanish photographer Isabel Muñoz takes as her primary subject the human body -- at rest and in motion, nude, clothed, and costumed, in private and on stage, individual and and archetypal. Her fascination with the body in relationship to itself, to the space it occupies and activates, and to other bodies has its origin in her own background in dance, and indeed dancers are frequently her models and subjects. But that initial impulse long ago blossomed into an expansive, almost anthropolog…