Society & Culture0 min ago
Nesting Box
2 Answers
Decided to clean out my nest box today. Bluetits raised a family of at least three. Sadly there were two unhatched eggs in the nest. Not quite sure what happened to these. Any ideas?
Answers
I think my dad used to call these 'blow' eggs - they just don't develop.
14:12 Wed 07th Aug 2013