[Berosus]

I am guessing the island’s ecology hasn’t been the same since that feast.

[huckfillary]

Sure beats the all-you-can-eat buffet at Hoss’.

[SunkenCiv]

I'd speculate that both the food and the people came from outside, a one-time thing, perhaps their last big blowout before a rematch with the Romans, and before they found out that the Roman emperor had withdrawn the army from Caledonia.