At the centre of the action is Martin Thompson, 71, who has a nickname affectionately used on patrol nights. "They call me ...

A team of herpetologists at the Universidade Estadual de Santa Cruz just reported that a tiny frog found only in a hilltop forest in southern Bahia, Brazil, may be the smallest vertebrate in the world ...

Arizona is home to seven species of toads and all of them are toxic. Here's everything to know about these amphibians and what to do if you find one.