Matthew Hittinger's Skin Shift assembles a metamorphosis taxonomy in poems that spider spin, that nimbus twirl into Wonder Woman and leap with the Aboriginal kangaroo woman, that escape from a sub-trunk with Houdini and seduce like the Amazon's pink river dolphin man. Traditional forms morph into experimental narratives, lyrics and dramatic monologues that present an invitation to slip inside the skins of others and to experience the mythologies that...