| The new layer is thin and indistinct under the oldest part of the scute but becomes more distinct toward its periphery. |
| Contrasting pale and dark areas of the germinal layer correspond to the pattern of markings on the scute removed. |
| This spear, called the gular scute, had once put someone in mind of a plow. |
| As they describe in Biology Letters, they analyzed samples of scute — the hard substance that protects the turtles' bony shells. |
| They found that the isotopic composition was similar to that of loggerhead scute. |
| Their shells seemed to glow, each scute deep gold, hexagonal, in a dark-brown frame. |
