no les gusto mi tortuga? soy novato y amateur en fotografia
It's poorly focused.
Portraits, also animal portraits, require a crisp sharp focus on the eye of the subject. In your case the whole face would need to be in focus. Poor focus can't be corrected. As I'm currently checking from my iPad, I don't see all defects in the picture, but it may also be that you have an underexposure. This could be addressed.
If you are new to stock, you should consider these resources: https://helpx.adobe.com/stock/contributor/tutorials.html
Please read the contributor user manual for more information on Adobe stock contributions: https://helpx.adobe.com/stock/contributor/user-guide.html
See here for rejection reasons: https://helpx.adobe.com/stock/contributor/help/reasons-for-content-rejection.html
and especially quality and technical issues: https://helpx.adobe.com/stock/contributor/help/quality-and-technical-issues.html