they come in packs the one with the bigger chest fluff is the alpha and the one with the smallest chest is omega some come with angel wings but some come with horns it's like- there are tow packs of leans The Stars Above and The Fire Below in the pack The Stars Above,the leans have angel wings and in The Fire Below the leans have horns the ones with the bigger horns is the alpha the one with the smaller horns is the omega Well,there's also the pack The Ocean Floor there the leans live underwater, and have mermaid tails the have a seashell neck-less with a seashell, the one with the more grey seashell is the leader, and the one with the more purple seashell is the omega also i forgot to draw the wings in the picture cause i'm lazy ;w; Species name:Lean closed atm