Sure, the phoenix is just a neat myth that lets people feel all the drama of death and rebirth. In real biology there’s no creature that literally bursts into flame and resurrects. Maybe the closest thing is the salamander's name origin or some birds that molt and look fresh. But the whole idea of a self‑destroying, fire‑born bird is pure allegory. If you want a biological angle, go for regenerative research, not mythical beasts.