The angle she's using makes things look more exaggerated. Try it for curiosity's sake while laughing your ass off to take a picture of yourself pushing your butt out while sitting, and your chest out the opposite direction with your hips wide. Next up, she's got pregnancy tits and a lot of what is probably pregnancy water retention on her thighs and hips. Our blood volume goes up significantly when we're pregnant, and water retention is pretty common. Lastly, that's a common body shape for black chicks.. they can just be blessed in those departments. Her boobs might be fake, but it's hard to tell with pregnancy boobs because you can gain a few cup sizes. Look at her images on google, it's not as exaggerated.