Oh the possibilities!

[Hotchkiss]

My friend just brought me these from where he works, Made for holding loose cereal A cereal box on the right for comparison. So many possibilities for these!
http://i1033.photobucket.com/albums/a419/Lliam_Perkins/100_2815_zps9828d2d3.jpg

[poison123]

Looks like it would make a nice dart frog display or bug display.

[Hotchkiss]

My uncle knows a tarantula breeder... Thinking about that!