Raptor Egg Tooth
A pipped egg is when the raptor chick is beginning to hatch, breaking through the egg membrane and shell. To facilitate this part of hatching, the chick is equipped with what?
Development of the egg tooth begins approximately on the seventh day of incubation. A small pointed keratinized process, the egg tooth, will form on the rostral part of the upper bill. Once the chick is hatched, the egg tooth will not continue to grow or develop and will fall off by two weeks of age.