What kind of favites they are? ID

[dendro982]

What kind of favites they are, if favites at all:
http://i53.photobucket.com/albums/g78/dendro982/ID/Dec21bought.jpg
http://i53.photobucket.com/albums/g78/dendro982/ID/Dec21mouthes.jpg

http://i53.photobucket.com/albums/g78/dendro982/ID/Dec21boughtF.jpg
http://i53.photobucket.com/albums/g78/dendro982/ID/Dec22feed.jpg

How to feed the small-mouthed one? Any pitfalls for both that I should know?
Thanks.