At least you could do water changes with a teaspoon

With a grateful hat tip to DSN’s DrCraigMc via Twitter, I give you (well, really the Telegraph gives you)- TA DA! - the world’s smallest aquarium.  Click the link or the pic to see it in all its diminutive glory.

At just 10mls, you have to be *really* careful about overfeeding

Just for scale, the Ocean Voyager exhibit at Georgia Aquarium would hold 2.4 billion of those bad boys.  That means that aquariums effectively span 9 orders of magnitude in size.  We’ve come a long way, Anton Dohrn…