Papua New Guinea's Paedophryne amauensis previously held this 'smallest' record, but at 7.7 millimeters (0.3 inches), the males are over half a millimeter larger than the Brazilian frog, Bolaños ...

Researchers led by Mirco Solé at the State University of Santa Cruz have unveiled new evidence suggesting that the Brazilian flea frog (Brachycephalus pulex) may well be the world’s smallest ...