Rachel Chen, Kate Hodgin, Madelon Jensen, Alawi Masud, Sierra Sabec, Carter Stacy, Brad Williams and Chae Yu celebrated their graduation from the program on Thursday.

Rachel Chen, Kate Hodgin, Madelon Jensen, Alawi Masud, Sierra Sabec, Carter Stacy, Brad Williams and Chae Yu celebrated their graduation from the program on Thursday.
Rachel Chen, Kate Hodgin, Madelon Jensen, Alawi Masud, Sierra Sabec, Carter Stacy, Brad Williams and Chae Yu celebrated their graduation from the program on Thursday.
Rachel Chen, Kate Hodgin, Madelon Jensen, Alawi Masud, Sierra Sabec, Carter Stacy, Brad Williams and Chae Yu celebrated their graduation from the program on Thursday.
The Saint Louis Zoo and Missouri Department of Conservation have taken an interest in her work.
The program is celebrating five decades in St. Louis with multiple events on Oct. 18-19.
The program is celebrating five decades in St. Louis with multiple events on Oct. 18-19.
The program is celebrating five decades in St. Louis with multiple events on Oct. 18-19.