Since Megasoma main horn is folded as pupa and will extend during emergence. Is it soft like stag beetle mandible when it's freshly emerged? It's kinda strange, because it's not in white/yellow color, it's black but it can fold out during emergence.
@m.f.beetles2 жыл бұрын
Your observations are always spot on, but I don't know why. Their cephalic horn has horizontal stripes, unlike most other genera of beetles. That should be what makes the horn stretch forward after emergence.