Birds egg, Eurasian hobby, Falco subbuteo Linnaeus, 1758 Subsp subbuteo, in clutch of 3, found at Robin Hood's Ball, Salisbury Plain, Larkhill, Wiltshire, England, 1952

Birds egg, Eurasian hobby, Falco subbuteo Linnaeus, 1758 Subsp subbuteo, in clutch of 3, found at Robin Hood's Ball, Salisbury Plain, Larkhill, Wiltshire, England, 1952
Birds egg, Eurasian hobby, Falco subbuteo Linnaeus, 1758 Subsp subbuteo, in clutch of 3, found at Robin Hood's Ball, Salisbury Plain, Larkhill, Wiltshire,  England, 1952