After the time of incubation, which proceeds for 13 14 days , the baby birds start hatching . The knock the shell from inside with the help of the egg tooth , which is a small chalk tentacle on the upper side of the beak and with its help baby birds manage to make a hole, which they broaden gradually . At last they are able to get out of the egg , breaking its obtuse end .
Peculiarities in nesting of canaries. How to bread canaries (Difficulties in laying eggs)
If at the time of laying eggs the female canary stays bristled up and immovable, this could mean that it has difficulties in laying eggs. The mature egg, ready to be laid, cannot pass through the cloaca the reasons can be different. The normally formed egg cannot be laid by the female only when it is ill or weak.