Oh, yeah it's a little different from like, biological evolution. Think of it like... taking on a new, stronger form! Evolution in that sense, kind of like a Rank-Up—ah, wait, you wouldn't understand that...

[ Oops, she still can't help but use terms from Duel Monsters to explain things sometimes. ]

Aah, don't worry about that last bit! Just something where I come from that nobody else seems to know about. Anyways! As another example, hm...

[ She rummages around for a moment, eventually finding a Pokeball and letting out one of her other Pokemon, letting out Diva the Tsareena. ]

This is Diva! She used to be a Bounsweet—a small Pokemon that looks like a berry—but as she got stronger, she evolved and changed forms twice!

[ Indeed, it does look like quite a lot of growth happened to get from cute little berry to Plant Dominatrix.

Coughs.

In any case, the haughty Grass Type flips her hair (leaves?) back, clearly showing off. ]