Native Australian tadpole (IMAGE) Cell Press Caption The native Australian tadpole (bottom) species threatened by the presence of the invasive mosquitofish (top). Credit Giovanni Polverino Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.