pgr8dnlvr
An obsolete oldie...
I use tubs and vivs. I would definitely agree that the ones in tubs are way more often visible than the the ones in the vivs. I also have a boa that will not eat in a viv yet once she's put back in a tub for a day she'll take food every time.
Just my 2 cents
Rebecca
Just my 2 cents
Rebecca