Those are mulberries. Get a second opinion but non toxic, birds love them, you can eat them but they are not the best.
Edit - Hahaha.simultaneous crossposting I guess
NAPWDA Certified Cadaver Dog
Waiting at the Bridge (italics
=GSDs) (hemangiosarcoma=blue):Grim , Cyra, Toby
, Rainbow, Linus, Oscar
, Arlo & Waggles