In the rocky hills of western Iran, a truly extraordinary snake lives in near-perfect camouflage. The spider-tailed horned viper (Pseudocerastes urarachnoides) initially resembles an ordinary desert ...

The Iranian spider-tailed horned viper hides and maneuvers its incredibly uncanny spider-like tail to attract unsuspecting birds, but little is known about this species. In the rocky scrublands of ...