blood in egg

[johnrobertiii]

two of my hens laid eggs that had blood in them.

could this mean that the eggs have been fertilized?

 

[CMV]

Not necessarily. Those blood or meat spots are a ruptured blood vessel that occurred in some stage of the egg formation. It does not mean the egg is fertile.

http://www.thepoultrysite.com/publications/1/egg-quality-handbook/28/blood-spots

Here's a helpful link.