Bothrops Asper (IMAGE) Technical University of Denmark Caption The venom from Bothrops Asper, a Costa Rican lancehead snake, can cause debilitating damage to muscle tissue. Photo: Vanesa Zarzosa. Credit Photo: Vanesa Zarzosa. Usage Restrictions For use in connection with other stories please contact photographer. License Original content 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.