Yes
abdomen
the main features of a butterfly are the head, abdomen, thorax, and wings.
Head, thorax and abdomen
Thorax, Abdomen, Head
in a way, they have exoskeletons (an outer skeleton) but only on their abdomen
the middle consits of the head thora and abdomen.
Head thorax abdomen
Wings, a pair of antennae, proboscis, legs and the abdomen.
Yes. [See article: "Butterfly" - Wikipedia]
It is the abdomen and its body covering is the exoskeleton.
Butterflies have THREE Body segments. The head, Thorax, and the abdomen.