A bova is a cockroach. A dax is a clam. Question: Which one of them is made of muscles? Answer: dax.
A wug is a centipede. A kiki is a sparrow. Question: Which one of them can sing? Answer: kiki.
A toma is a zebra. A glorp is an owl. Question: Which one of them has good eyesight? Answer: glorp.
A blick is a bat. A tufa is a hummingbird. Question: Which one of them makes a humming sound? Answer: tufa.
A fep is a penguin. A flib is a camel. Question: Which one of them produces wool? Answer: flib.
A zek is a monkey. A zup is a butterfly. Question: Which one of them can collect nectar? Answer: zup.