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Keywords from Image Description:
Skulls of phorusrhacids. en comparison of the skulls of green Procariama red Phorusrhacos blue Kelenken de vergelich der schdel von grn Procariama rot Phorusrhacos blau Kelenken nl vergelijking tussen de schedels van groen Procariama rood Phorusrhacos blauw Kelenken Own Ornitholestes talk Phorusrhacidae Bird skulls Kelenken Procariama