Donkey IVF in action (IMAGE) University of Queensland Caption Donkey eggs 38–40 hours after in vitro maturation process using a preovulatory follicular fluid. Credit Andres Gambini Usage Restrictions To be only used with this story. 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.