Sparrow and Purslane failed to draw enough of Minerva’s air; Thistle fell into a pit; Kestrel never adapted to the extra nitrogen in the atmosphere, her lips nothing but blue; Crane had a fever that left her body only once she was dead. Children one and two, four and six and seven. Every one except Yarrow and me.
Okay but this makes so much sense because they're on a different planet! I mean, it sucks, but it makes sense.