Nick: Alex, what sound does a dog make?
Alex: Woof! Oof! (For some reason, he only manages the “w” on the 1st one).
Nick: What sound does a cat make?
Alex: ee-ow.
Nick: What sound does a horse make?
Alex: eeee-eeee (closer to whinnying than I can type)
Nick: What sound does an elephant make?
Alex: eeee-ooooo (while holding his arm out like a raised trunk)
Nick: What sound does a cow make?
Alex: oooo (again, like meow, no “m”)
Nick: What sound does a sheep make?
Alex: maaaaa (great, now we get an m)
Nick: What sound does a frog make?
Alex: wub-bee
Nick: What sound does a lion make?
Alex: wra-ow
Nick: What sound does a bear make?
Alex: wra-ow (he has a stuffed lion that he calls “beh-ah”)
Nick: What sound does a bird make?
Alex: caw, caw (lotsa crows near our house)
Nick: What sound does a small bird make?
Alex: caw, caw
Nick: No, Alex, a small bird?
Alex: Twee, twee
Nick: What sound does a chicken make?
Alex: bok-bok
Nick: What sound does a rooster make?
Alex: oo-oo-oo (which sounds closer to a rooster than…)
Nick: What sound does an owl make?
Alex: oooooo
Nick: What sound does a duck make?
Alex: kwa-kwa
Nick: What sound does a snake make?
Alex: esssss-sssss
Nick: What sound does a lamb make?
Alex: maaa-maa
Nick: What sound does a fish make?
Alex: (moves mouth like a goldfish)
Nick: What sound does a clock make?
Alex: ding dong
Nick: What sound does a fire truck make?
Alex: wee-oh-wee-oh (his sound for a siren)
Nick: What sound does a football make?
Alex: ta-dan
Nick: What sound does a soccer ball make?
Alex: golll!!!
Nick: What sound does Santa make?
Alex: ho. ho. ho.
Nick: What sound does mommy make?
Alex: da-dee!
Nick: What sound does daddy make?
Alex: mah-mee!
Nick: What sound does a plane make?
Alex: wa. too. wa. too. ho-o? ho-o? (at this point he’s tired of this game, has picked up the phone, is counting, dialling and talking to the operator who’s telling him that he must dial 1 or 0 before trying to call China).
Tags: vocabulary

That’s an impressive list! When I do a much shorter run down with Gideon, we get:
Me: What sound does Mama make?
G: Shhhh. Shhhhh. Shhhh.
Me: What sound does Aba make?
G: Shhhh. Shhhhh. Shhhh.
Me: What sound does Gideon make?
G: Waaaa! Waaaa! Waaaa!
That about sums it up! :)