They have frontal fins which could technically be called arms, I guess.
May not be able to get online for a few days to check for replies but I'll try.
I'm dying. I got 3 hours of sleep last night... went to bed at 4, got up at 7. Someone please put me out of my misery. >_<
Sorry about the delay, I was in Minnesota surrounded by turkey legs, mead, and castles. 
Hello there I'm here. I'll be a bit irregular as I have some family that I haven't eaten yet, but I'll keep posting as long as you guys do to.