"Everything that I observe in nature tells me that evolution does not occur. "

Try reading a book on the subject that has been written by actual scientists - scientists who are active and practicing in their fields and who have made significant contributions to their fields.

Avoid a reading diet consisting solely of creationist materials written by 4th and 5th tier "scientists" who write more for the religious magazines than for scientific journals.

There is plenty of information about how evolution occurs. The only way you could avoid seeing it is not to have looked.