youve got to have a look at that

[guyg]

Today i went to collect some eggs and i found the smallest egg ive ever seen.. It was laid by one of my marans hens which always lays pretty big eggs . check it out.
Do any one knows the reason for that??

 

[eggbert420]

She is half marans half song bird.

 

[SueT]

I've heard them called 'fart eggs.' Open it and see if it has a yolk......

 

[b.hromada]

I've heard them called 'fart eggs.' Open it and see if it has a yolk......

That's what they call them.

 

[N F C]

They're also called Fairy Eggs. You can read about them in the article (item #14):
https://www.backyardchickens.com/a/common-egg-quality-problems