and more likely a lease violation.
remember terms. remember also there's others living there with health issues.
IE: allergies.
and improper care can lead to spread/transmission of disease. though the birds may be disease free.
watch out for feces.
AND, if there's a pet rent. some of that pet rent is freaking expensive!!!!
and make sure before you get any animal, especially those who are stealthy, that they can't escape, get trapped, lost in the vents, under equipment, appliance and other.