Can someone help me, why is my tiel Elvis doing this, he won't

So my cockatiel has this happen every so often where his poop

Is this a sick bird?

My little guy, Teddy, is sick. He's vomited at least 4 times

Sick cockatiel relapse?

My cockatiel looks Sick.

In need of help

Please help

Need help diagnose the condition it's urgent

My cockatiel has a bump on her lower adomen and making this weird

Sick Cockatiel

NEED HELP: tiel with broken wing stopped eating