Why didn't Cell become butter-fly-esque?

[Fantastische Hure]

Starts-out in that cocoon-form comes-out of it looking like an insect (reverse now that I think about it), so why didn't he become a butter-fly-looking MF?

 

[GreatSaiyaman123]

He has wings and spots, just like a butterfly.

 

[Fantastische Hure]

Do butter-flies look like a green Freeza?

 

[GreatSaiyaman123]

Do butter-flies look like a green Freeza?

To be fair, butterflies don’t have Freeza’s DNA (I think)

 

[Fantastische Hure]

To be fair, butterflies don’t have Freeza’s DNA (I think)

Yeah, but Cell also has Goku’s DNA but looks nothing like him.