These are the brightly coloured fish most commonly found in aquariums. It is estimated that around 10 per cent of British households own pet fish – making them the third most popular animal to ...

Tetras are native to the tropical waters of Argentina ... Note that there are many naturally bright, colorful fish — red-and-blue neon tetras, for example — that look this way in the wild ...

Why keep certain fish species in groups? 10 inspiring quotes by Google CEO Sundar... 10 basic things you must know about your ...