Schemes including Picus canus

• eBird/Clements Checklist 6.8 Picus canus
• IUCN Red List of Threatened Species. Version 2012.1 Picus canus
• eBird/Clements Checklist 6.7 Picus canus
• IUCN Red List of Threatened Species. Version 2012.2 (100600734) Picus canus
• eBird/Clements Checklist 6.9 Picus canus
• GBIF (2478548) Picus canus
• eBird/Clements Checklist v2017 Picus canus