Figure 1: African Clawed Frog (right) and Western Clawed Frog (image) University of Tokyo Share Print E-Mail Caption Though similar in appearance, the tetraploid Xenopus laevis adult female is noticeably larger than its counterpart in the related diploid species Xenopus tropicalis. Credit 2016 Shuji Takahashi. Usage Restrictions In relation to the press release only. 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.