"Most of them definitely didn't start as humans. They came in a ship. We don't have that technology, to go to other planets." It's feels really weird to have to tell someone about how the Prawns arrived. They'd been a fact of life for Wikus since he was a boy, that huge ship a constant hovering presence.

"Back in the 80s, this ship of theirs, just this great big-" He mimes something large and generally disc-shaped with his arms. "-space ship. It just sort of stops, right over Johannesburg. And it's just floating there, this fokken massive- Anyway, something was wrong with their ship, they were all dying up there, so we brought them down and now they're stuck here."

A beat. "Well, you know, not here, but... on planet Earth."