A Strange (but Readily Available) Oddball For The 40 Litre Aquarium?

[Castellop123]

Any suggestions...

Cheers...

 

[Fella]

2 Dwarf puffers, or a school of BBG's are the first ones that come to mind.

 

[pica_nuttalli]

species or community tank? if community, then with what tankmates?

 

[Castellop123]

Species tank... Something different and unusual!

Cheers...

 

[Tommo]

A pair of leaf fish

or

Some red claw crabs

 

[Castellop123]

A pair of leaf fish

I was thinking of Leaf fish! Good suggestion...

Cheers...