Living With Abandon (Amazing Spiderman Fanfiction)

Deep in the heart of New York City alleyway a small pup is born. He is quickly taken away from his parents and transported to a secret lab where he is experimented on. They mix his DNA with that of an eagles and it doesn't end well. He ends up having the senses and wings of an eagle. He even adapts the color. However when he grows too strong and intelligent and adapts the way that humans talk the scientists toss him out onto the street. A teenage boy finds him and takes him home. When a terrible accident with a spider turns the boy into a similar creation as his pet can they work together to save their city or will their pasts come back to haunt them?