[quote=@Audacious]
<Snipped quote by Galvanize>

I don’t think I follow. Being a dragon is a recent development?
[/quote]

I was half and half. But the human and dragon blood within me  were competing. So eventually I had to choose a side. Cause of recent events, I chose the dragon blood. I say dragon blood, but it includes DNA as well.

[quote=@Nimda]
<Snipped quote by Galvanize>

What did they adapt for?

<Snipped quote by Audacious>

Yeah. Space is pretty empty.
[/quote]

Preferences, cross-breeding, and a couple of other reasons too.