There are no aliens amongst us breeding. You obviously have your spouse turned upside down. Flip her over, and you will see she does not have giant googly eyes and an antenna.

On the other hand, there is no doubt that aliens are out there - somewhere.
https://steemit.com/aliens/@swissclive/we-are-not-alone-the-universe-is-teeming-with-life-much-of-it-far-more-intelligent-and-advanced-than-mankind