sentences:  In Georgia, the average dimensions of eggs was measured in a sample of 20 as with a mean weight of .As was recorded in 13 cases in Slovakia, if eggs are lost early into incubation, around March or April, a replacement clutch may be laid, though always the parent eagles used an alternate nest when this occurred.In southeast Europe egg laying peaks at about mid-February to March while in central Asia, it is in first half of April shifting late April further north.