By Pdb
Lancashire,
United Kingdom 
Can anyone tell me what these eggs are?
7 May, 2014
Answers
They aren't eggs as such but galls you can read all about them on this website
http://www.nhm.ac.uk/resources/research-curation/projects/chalcidoids/pdf_X/Willia2010.pdf
7 May, 2014
Many thanks, I've never heard of them so will have a read.
10 May, 2014
Hi, they could be oak gall wasp eggs, Derek.
7 May, 2014