male tiel

I went the other day to pet shop/breeder and he was trying to sell pair cockatiel male and female 18 months old with layed eggs that are a week old, should I get them am scared the pairs would panic and get aggressive cus of the new environment leading to unborn cockatiels I want to breed...

Hibou has been single since I got him almost 2 years ago (in other words; his entire life so far). He has mirrors, toys, and lots of attention to keep him happy. Though, I have been wondering lately, as he's become far more vocal and clingy, would he be happier with a mate? He also gets very...