Something in my chickens poop?!!??

[bmarie]

 

[redsoxs]

It almost looks like an undeveloped or underdeveloped eggshell?

 

[bmarie]

That's what I'm thinking! I found this video and it sort of resembles what I found minus the yolk - I'm not too interested in disecting it lol but I hope this all it is. Any idea how I can avoid this? Maybe adding something to their diet?

Here's the video: