It is difficult to tell red admiral and yellow admiral caterpillars apart: looking at the 4th and 6th body segments, the yellow admiral larva has a wider light coloured area than the red admiral.
It is difficult to tell red admiral and yellow admiral caterpillars apart. The yellow admiral larva was looking at the 4th and 6th body segments. The yellow admiral larva has a wider light coloured area than the red admiral.