S. pyogenes (GAS) is the causative agent in a wide range of group A streptococcal infections. These infections may be noninvasive or invasive. The noninvasive infections tend to be more common and less severe. The most common of these infections include streptococcal pharyngitis (strep throat) and impetigo.
Arizona Horned Toad. The horned toad is not a toad. It's really a lizard that is known by many names such as horn toads, horned lizards and horny toads. They look rather frightening and evil with pointy thorn-like projections all over their body. But these creatures are docile and completely harmless.
Of 15 species of horned lizards in North America, eight are native to the United States. The largest-bodied and most widely distributed of the US species is the Texas horned lizard (P. cornutum). Horned lizards use a wide variety of means to avoid predation.f 15 species of horned lizards in North America, eight are native to the United States. The largest-bodied and most widely distributed of the US species is the Texas horned lizard (P. cornutum). Horned lizards use a wide variety of means to avoid predation.