Iguana 12.1 G ila M on st er s ( H elo de rm a su sp ec tu m ) a re r ar e re sid en ts o f t he S w ee tw at er P re se rv e (s ee a rt ic le o n p. 1 4) . P ho to gr ap h by T ho m as W ie w an dt . Juvenile C oralluscaninusfrom 101 km S Santarem ,ParĂ¡,B razil(see article on p.2).Photograph by Laurie J.V itt.