Whip Spider (Damon diadema)
I bought 2 of these out of sheer curiosity and I have to say I'm quite surprised by the wide array of different and interesting behaviours they show. They're also probably the most alien looking animal I have ever kept.
2 juvenile females of Damon diadema, Chelicerata: Arachnida: Amblypygi
Music: Johan Skugge - Rough Journey