Margulis didn't offer a handshake himself, instead crossing his arms. Pleasantries had never been his strong suit, and he didn't see much point in offering them unless the other person seemed to expect something of the sort.

"Then use the network. So far, I've managed to establish through it that the United Earth is indeed hostile toward the entirety of this island and that we arrived quickly after a bombing and attempt to destroy the pitiful population here with monstrous creatures."