concerns

There seems to be some white marking on my Acanthoscurria Geniculata's butt. Is this something to be concerned about? Or is it an early sign of pre-molt? Sorry if the photos aren't too clear - my iPhone always blurs the picture if I'm up close for some ridiculous reason.

I’m sorry if this post sounds confusing. I’m very worried. A few days ago, I found my tarantula standing on her tip toes- this was a whole day after her second feeding. (she had a small mealworm and a larger dubia roach. Her abdomen got very very skinny after molt and I was worried) Her...

Legs disappeared 33 days ago and reemerged on the second of December. She has not molted yet. I am, however, concerned. First concern, odd behavior: doesn't want to eat but drinks tons (for a spood) of water. Today and yesterday, that's all she has done. Not moving much but constantly...