The eggs hatch in September. If one lifts the scales of the muff, one can see black heads appear, which nibble and push back their coverings. The tiny creatures come out slowly all over the surface. They are pale yellow, with black heads twice as large as their bodies. First they eat the pine needles on which their nest was placed; then they eat the near-by needles.
n. 队伍,行列
v. 列队行进