Petiole vs Gaster - What's the difference?
petiole | gaster |
(botany) The stalk of a leaf, attaching the blade to the stem.
(entomology) A narrow or constricted segment of the body of an insect. Used especially to refer to the metasomal segment of Hymenoptera such as wasps.
(entomology) The stalk at the base of the nest of the paper wasp.