Haddadus binotatus (Spix, 1824)

Taxonomy and Common Name

Haddadus binotatus, commonly called the clay robber frog, is a species of frog in the family Craugastoridae.

Population Abundance

It is a very common frog, and the most abundant species in the communities where it occurs.

Habitat Types

This species inhabits primary forests, secondary forests, and forest edges.

Microhabitat

It is typically found in leaf litter on the forest floor, or on low-lying vegetation within the forest.

Distribution

It is endemic to the Brazilian Atlantic Forest, and is most heavily concentrated in the Brazilian states of Rio de Janeiro and Espírito Santo.

Reproductive Mode

Haddadus binotatus is a direct-developing frog.

Sexual Size Dimorphism

Females of the species grow to a snout–vent length of 64 mm (2.5 in), and are larger than males.

Size Dimorphism Hypothesis

This size difference between females and males may be a result of female production of larger eggs.