I’ve had several clients actually tell me they want their pets destroyed when they pass on. Most pets would prefer a pet trust.
Fish might be less of a commitment. Unlike goldfish, parrots live up to about 60 years. There are reports of parrot centenarians. Owners are advised to include them in their wills.
Source: Polly Want a Xanax? Neurotic Parrots Can Drive Their Owners Crazy – WSJ