looks like the way to go considering you have floated the eggs and the same occured.you have some young off them ,maybe put the half brother sisters together to try and re-produce ?? jmho.
this bloomin wind ....ahhhh ...... have a loft to put up in the garden .painted rear panels at weekend ready ,all blown over ,have spent some time trying to retreive and re-fix green-house panels .....just given up ,1 roof panel missing ??