Physalaemus signifer is a species of frog in the family Leptodactylidae. It is endemic to Brazil.
Habitat This frog is an obligate forest dweller. It has been found in flooded areas and in and near ponds within and near the edges of primary and secondary forest. Scientists have seen it between above sea level. It has been reported in protected places.
Reproduction These frogs reproduce in temporary and permanent ponds and in nearby mud or leaf litter. The adult frog makes a foam nest for the eggs. The tadpoles develop in the ponds.
Threats The IUCN classifies this frog as least concern of extinction. Its principal threat is forest loss associated with urbanization, small- and large-scale acrigulture, silviculture, and livestock grazing.
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