FIG. 7. — The Late Mesolithic collective grave 55–57 in Powerful birds. The Eurasian jay (Garrulus glandarius) and the osprey (Pandion haliaetus) in hunter-gatherer burials at Zvejnieki, northern Latvia and Yuzhniy Oleniy Ostrov, northwestern Russia

FIG. 7. — The Late Mesolithic collective grave 55–57 of two females and a male at Yuzhniy Oleniy Ostrov, northwestern Russia. Five fragments of leg bones (left fibula, right femur, two right one one left tibiotarsi) from the osprey (Pandion haliaetus) and a wing bone (carpometacarpus) of the great gray owl (Strix nebulosa) were found in the thoractic and vertebral region of adult male in burial 56 (find no 12). Adopted from Gurina 1956.