I can name one from every species in Alphabetical Order. Here I go!
Alligator: Gayle- there is such a thing as "too pink" (would have been cooler if she were an albino gator!)
Anteater: Olaf- too posh for his own good
Bear: Paula- looks too human in the face
Bird: Jitters- he haunted me back in WW
no matter how many times I would reset, there he was...
Bull: Coach- can't stand to look at his unshaven mug...
Cat: Monique- again, looks too human in the face. This kind of thing bothers me!
Chicken: Egbert- looks like he suffers from extreme insomnia
Cow: Naomi- too much makeup
Cub: Barold- that mouth....those soulless eyes....the fact he looks more like a cranky old grandpa
Deer: Fuchsia- hate her neon color scheme
Dog: Biskit- no pupils....that simply irks me
Duck: Gloria- haunted me in CF, all that shameless makeup!
Eagle: Frank: abhor his overall appearance
Elephant: Big Top- I really dislike the superhero villagers
Frog: Diva- enough with the human-looking villagers, Nintendo! It's freaky!
Goat: Gruff- what a disgusting face!
Gorilla: Al- he IS human, I swear!
Hamster: Soleil- she's an angry little orange
Hippo: Harry- this guy smells. End of story.
Horse: Buck- awful design. He flat-out hates you, hence why he's so angry looking
Kangaroo: Rooney- Rocky wannabe. Should have been a jock if that's the case...
Koala: Canberra- she is so angry. and is smiling.
Lion: Mott- hate this guy. looks more like a smug. sickly yellow color scheme
Monkey: Elise- she IS human, I swear!
Mouse: Penelope- she is not a mouse, she is a RAT
Octopus: Zucker- for pete's sake, he has a toothpick jammed into his head!
Ostrich: Sandy- she's extremely plain.... why even bring her back?
Penguin: Iggly- he's annoying to look at with those round eyes
Pig: Truffles- super gross to look at!
Rabbit: Coco- she has no expressions. she is a soulless abomination that should have never been dug up from the ground...
Rhino: Renee- she looks like your average teen school bully
Sheep: Cashmere- cranky old grandma... -.-
Squirrel: Caroline- why do her eyes look so demented? why is she so red? (Kenan from Kenan & Kel) WHYYYYYYYY!?
Tiger: Bianca- it's cool she's a white tiger but....why do they insist on designing peppy villagers with angry eyes?
Wolf: Kyle- something about his overall design bothers me