I need these all answered in detail. For 1a) I was thinking Egretta eulophotes c

I need these all answered in detail. For 1a) I was thinking Egretta eulophotes commonly known as the Chinese egret 1b) I was thinking Egretta garzetta (little egret) 1c) I was thinking Phoenicopterus roseus (the greater flamingo). Feel free to change these but if its fine then leave it.
DO NOT USE AI OR PLAGARIZE! Also, be sure to cite if resources were used (generally things that are not obviously known).