Based in the original art of the digimon.
A link is good if you have one, but it isn't necessary.
Did not know. As a link? (Sorry for my english)
You should link to your reference when you use ref. If you don't, that looks like you're claiming you didn't use ref at all, which isn't nice.
You did a great job here conveying the hatching from the original.
A link is good if you have one, but it isn't necessary.