Best: Special ordering a long, wide, low 70 gallon tank just for corydoras 
Worst: Knowing nothing about fishes, buying four corys of different species for an uncycled 10 gal. Only 1 survived.
But he's enormous, fat, and healthy now 

Worst: Knowing nothing about fishes, buying four corys of different species for an uncycled 10 gal. Only 1 survived.
But he's enormous, fat, and healthy now
