I still vividly remember seeing one of those in a small cage when we visited a zoo when I was really little and being totally blown away by their looks.
if you like monogamous animals then I have a pair of birds visiting regularly and grooming each other on my windowsill, it's quite pleasant to look at them
> Although they live in pairs, the partners do not care much for each other and their sole purpose of even associating with the opposite sex is for reproduction