Candling Eggs and Advanced Techniques for Incubation & Hatching

The candling process works by illuminating the interior of an egg so you are able to see what is inside the shell. This article will show you the correct procedure for candling an egg.

Day 1 Egg / Tag 1 Ei Beginning Of Alimentary Tract; Vertebral Column; Nervous System And Head		Day 2 Egg / Tag 2 Ei Beginning Of Ears And Heart. Heart Is Beating.	Day 3 Egg / Tag 3 Ei Beginning Of Nose, Legs And Wings

Day 4 Egg / Tag 4 Ei: Beginning Of Tongue	Day 5 Egg / Tag 5 Ei: Formation Of Reproductive Organs	Day 6 Egg / Tag 6 Ei Beginning Of Beak	Day 7 Egg / Tag 7 Ei

Day 8 Egg / Tag 8 Ei Beginning Of Feathers	Day 9 Egg / Tag 9 Ei	Day 10 Egg / Tag 10 Ei Beginning Of Hardening Of Beak	Day 11 Egg / Tag 11 Ei Appearance Of Scales And Claws

Day 12 Egg / Tag 12 Ei	Day 13 Egg / Tag 13 Ei	Day 14 Egg / Tag 14 Ei	Day 15 Egg / Tag 15 Ei

Day 16 Egg / Tag 16 Ei Scales, Claws And Beak Becoming Firm	Day 17 Egg / Tag 17 Ei Beak Turns Toward Air Cell	Nineteenth Day – Yolk Sac Begins To Enter Body Cavity Twentieth Day – The Chick Is In Hatching Position. It Has Pierced The Air Cell With Its Beak. Pulmonary Respiration Has Begun. Twenty-First Day (Average For Poultry): The Chick Breaks The Shell With Its Egg Tooth (The Sharp Horny Structure On The Upper Beak, Which Will Disappear Within Days Of Hatching). An Enlargement In A Muscle In The Back Of The Neck Also Helps The Chick Force The Egg Tooth Through The Shell.