Pygmy short-horned lizard (72%) and yearlings consume the lowest proportion of ants (60%). Pygmy short-horned lizard The pygmy short-horned lizard ("Phrynosoma douglasii") is a species of small horned lizard that occurs in the northwestern United States. In the past it also occurred in adjacent Canada. Like other horned lizards, it is often called a "horned toad" or "horny toad," but it is not a toad at all. It is a reptile, not an amphibian. The specific name, "douglasii", is in honor of Scottish botanist David Douglas. The pygmy short-horned lizard is often mistaken for its close relative the greater short-horned lizard ("P. hernandesi"
Carchi Andes toad crops is polluting the species' habitat. An unknown intrinsic factor may also be responsible for the species' scarcity. Carchi Andes toad The Carchi Andes toad, "Rhaebo colomai", is a species of toad endemic to the western slopes of the Andes in northern Ecuador and southern Colombia. It is listed as a critically endangered species due to a restricted range and habitat loss. "Rhaebo colomai" are medium-sized toads: males measure and females in snout–vent length. This species is known only from three locations: the type locality ("Cabacera del Rio Baboso, cerca a Lita', Carchi Province, Ecuador"), one other locality close by