I have had that line before too, and when I opened it the yolk was broken inside the egg.
Not sure if this is the same, but it looked similar when candled.
Hoping someone may be able to help with an odd egg.
A friend contacted me today about their 3 year old Highline hen (Hybrid brown egg layer)
They say that when she lays which is still most days, she often has a hole in the small end of the egg shell. The membrane is intact so there is not...
Our 4 oldest are 24 weeks now. The younger rooster has figured it out. All are squatting, very noisy and all are red in the face. 3 have much bigger combs and wattles than a couple of weeks ago.
**any day now** (been saying that for weeks though hahaha)
From my understanding, yes, twins are possible. How ever, they are almost always not successful at hatching as the two chicks take up too much space inside the shell. I did watch a youtube video of a double yolker (twin) assisted hatch that was successful, but I think they are not very common in...
We had a rescue bird about 18 months old begin to lay, normal healthy eggs, then randomly this one came, then nothing then back to normal eggs again!
Have seen a few similar in here so I am glad we are not the only ones to get ones like it.