Assertion: cockatiel's egg | /r/HasProperty | fertile
Facets:
Source sentences:
text: You can hold and look the eggs close to a bright light, a tiny little red streak will indicate if the egg is fertile, this is called "candling the egg.
text: If the eggs are fertile but they do not hatch, it could be that the parents are not seating long enough on the eggs to achieve the right temperature.
text: By candling eggs, (looking at them under a very bright light) you will be able to see if the eggs are fertile.
text: If an egg was fertile and the embryo died, you will see a patchy or solid ring of blood around the circumference of the egg.