One of the Frog Species, Whose Calls Have Long been Mistaken for the 'Songs' of a Bushmaster Viper (image) Pensoft Publishers Share Print E-Mail Caption A singing frog sitting at the entrance of his tree hole in Amazonian Ecuador. Tepuihyla tuberculosa. Credit Mauricio Ortega Usage Restrictions CC-BY 4.0 Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.