we'll stop at einiosaurus acres, then. >> yeah! let's go!osaurus. >> yeah. hi. >> mr. einiosaurus, i wonder how busy you are this afternoon. >> ah, just the usual. you know, grazing. and what can i do for you? >> [both talking at once] >> ...and then we're gonna have a picnic. >> all right. oh, i love picnics, and i'm the letter "e." excellent! let's get on-board. [train whistle blows] i mean, imagine, the sight of all 26 species in the song, all of us, singing it together in troodon town. what an adventure! >> well, yeah, i like an adventure. i'm just trying to make it work. >> well, sure you are, and we'll help. what letter's next? >> "f." fabrosaurus. >> do you know any fabrosaurus, mr. conductor? >> actually, i do know a fabrosaurus named fanny. >> wow. it's like mr. conductor knows every single dinosaur in the mesozoic. >> [chuckles] well, not really, tiny. heh! just several thousand species, and some of them are just merely acquaintances. follow me, junior conductors. >> yeah! whoo hoo! >> fabrosaurus is a small herbivore from the earl