nostr:npub15mlsk26z49ynfwv9m0ncuwzpkzr0nuyvjazjv7mg0l66xwjq2z2sez2w4s this also happened to me. You can’t merge them because one of them is categorized as a person and the other as a pet. You can tell this on iOS when you tap on the Select button and then tap on each one individually. You’ll see it says “1 Pet Selected” and “1 Person Selected.” On Mac, you can right-click and see that it says person or pet in the dialog to Favorite the selection. (1/2)