mobility issues

My sweet Lucy, cocktail, is 16.5 years old. She has mobility issues. I think it's arthritis in her feet but unsure. About 2 years ago she had what I think was a stroke. Before then she could fly, paid better attention and all the normal stuff. Afterwards she cannot fly, she flops, she has little...

My Cockatiel, Lucy, 16.5 years or so old, is having a good deal of problems. Two years or so ago she had what I think was a stroke. She can't seem to focus on anything, has a hard time with mobility and can't fly any longer; she just flops. i took her to the vet at the time but there was nothing...