[quote=@Spriggs27]
<Snipped quote by AgentFallenSoul>

That horse or pegases is dead, it just headbutted one of the strongest gods, it's not alive to continue it's journey and died from the impact of the headbutt and broke it's neck. 
[/quote]

Well... demi-god, really. And who knows, maybe Pegasus is tougher than your average horse