Scientists were already barcoding ants much earlier. Not with QR, but see for example https://www.reddit.com/r/Awwducational/comments/31mqtq/researchers_stuck_t

Scientists were already barcoding ants much earlier. Not with QR, but see for example https://www.reddit.com/r/Awwducational/comments/31mqtq/researchers_stuck_tiny_barcodes_on_ants_to_learn/ https://www.reddit.com/r/Awwducational/comments/31mqtq/resea...