i just duct tape mine to the bottom of the tank, seems to work pretty well
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my animals
1.0.1 leopard gecko (goliath, gebco)
0.1 hypo red bearded dragon (puff the magic dragon)
0.0.1 schnieder's skink (ghandi)
0.1 white's dumpy treefrog (un-named)
0.0.1 red eared slider (carl)
0.0.1 fire belly toad (escaped..)
1.0 lop eared wabbit (oreo)
0.0.2 pink toed tarantula (mambo mambo, and un-named)
0.0.1 green iguana (iguanadonatello)
0.0.1 fantasy frog
the rest of the animals in the hizouse
1.0 westie puppy (gabriel)
1.0 plain ol' outdoor alley cat (joey)
0.1 indoor rag doll kitty (tinkerbell)
2.0 goulian finchs