I find this a fascinating topic. I have only had my betta for a very short time (less than three weeks) and I hadn't realised just how much they could interact with us. I've been calling her simply "Little girl" - no matter how many female fish there are in the tank, everyone knows who I mean...
I am new to the tropical scene, but unexpectedly faced this issue recently.
I have a 130 litre (34 gallon) tropical tank filled with the following:
3 bristlenose
4 danio (leopard and zebra)
3 opaline gourami
2 pakistani loach
1 male ramirezi
4 rosy barb
1 golden severum
3 shark (1...