In the open expanses of California’s deserts and chaparral, the Red Racer, a subspecies of the Coachwhip Snake (Masticophis flagellum piceus), commands attention. Its long, slender body and ...

Two new species of loricariid catfishes, Parotocinclus bidentatus and P. muriaensis, are described from the rio Paraíba do Sul basin. They possess accessory unicuspid teeth located internally to the ...