what fish?

hello mermen and merladies.. i bought aquarium for fish loving wife but i appear to be doing all the looking after and trouble shooting, and know not of.. so just lately big guppy appears to be pregnant and another white fish was eaten while we slept... but let's get to that later.. what i...

Hi everybody,   I am new to aquarium keeping and very excited, although did not realise it was quite so complicated, before doing my research I was one of these who thought I could fill my tank with some water, put a few pretty things in and then add some pretty looking fih who would live...