For safety during hibernation and moulting, book-scorpions spin a small spherical cocoon.
The growth of an insect is usually rapid, and as the cuticle does not share therein, it is from time to time cast off by moulting or ecdysis.
The young males at first resemble the females, and it is only after the fourth moulting, according to A.
As these moulting periods approach, the worms lose their appetite and cease eating, and at each period of change they are left undisturbed and free from noise.
It also uses the burrow as a safe retreat during moulting and guards its cocoon and young in its depths.
30 a and spiracles, and, moulting, emerge from their old skin as nymphs.
The plumage of both sexes is at first like that of the female, but after moulting the young males gradually assume the more brilliant plumage of their sex.
Our moulting season, like that of the fowls, must be a crisis in our lives.