pteranodon. >> me?>> well, i guess i could try it once. [squawks] >> yeah! go, mom! >> woo hoo! you can do it! >> yeah! >> [inhales] [screeches] >> whoa. that's one mean face. >> glad we don't see that very often. [all laugh] >> [screeching louder] >> whoa! >> that was a mean growl! >> ha ha ha! good job! way to go, mrs. pteranodon. >> [giggles] >> you were so intimidating, mom. >> aw. >> so this is what it's like to feel like part of the herd. >> feels warm and safe. hey, do you want to play more? >> sure, but maybe after we eat. playing king of the herd made me really hungry. >> yeah. me, too, so... >> let's eat! >> mmm mmm mmm! what a meal. >> that was one yummy picnic. >> so, you guys got to learn about herds today, but i still don't know what it's like to live in a single family group like you. >> it's great, too, in its own way. >> we sleep and eat in our nest on a cliff in pteranodon terrace. >> and we're almost always together. >> and we all love to fish. >> yeah, and we travel a lot. we can go

pteranodon.excellent questions. you see, deep under the surface of the earth, it's really, really hot. >> so hot that it melts rocks? >> exactly, and the heat pushes those melted rocks, called lava, up, up until they erupt out of the top of the volcano. huzzah! >> erupt? >> yep. erupt means to shoot up and out, like when the lava blasts out of the volcano. it erupts. heh! >> ahem! oh, your dad is, uh, one smart pteranodon. heh heh! you know, i've traveled this train line every day past old smoky, and for years it's just made smoke. but i think it's about to erupt, and today could be the day. >> [gasps] ooh! i hope we get to see it erupt. >> it could happen, tiny. we could get lucky and old smoky might show us more than smoke. >> we want lava! we want lava... >> well, brush my paws and trim my claws! there's old smoky now. >> whoa! >> next stop, volcano valley! volcano valley station, folks! [brakes creak, steam hisses] there's the path up to the volcano valley viewing point, folks. >> thanks, mr.

where to, pteranodons? to the triassic time period, when the first turtles lived--a turtle like proganochelys. >> progranno--whatsit? >> he said proganochelys! >> can we go back to the triassic, mom and dad? >> hmm. we haven't been to the triassic in a while. >> please? >> [chuckling] well, that's why we came on the train, team, to find us some turtles. the pteranodon family is going all the way back to the triassic! >> hooray! >> then tuck your tails and ride the rails because it's time for the time tunnel! time tunnel approaching! >> ♪ riding in the time tunnel back to the triassic hanging with my family and everything's fantastic ♪ take it, shiny. >> oh. ♪ tiny thinks the time tunnel's fun but i'm usually happiest when it's done ♪ >> [laughter] >> next stop, proganochelys place in the triassic time period. so long, pteranodons and buddy. good luck finding out about turtles and retractable heads! >> thanks! bye! [laughter] >> phew! it's hot in the triassic. heh heh! hey, why don't you kids search for turt

i'll get us a ticket at pteranodon station.tioning made possible by the jim henson company] [whistle blows] >> tickets, tickets, please! well, top of the morning to you, pteranodon clan. you're up early. >> good morning, mr. conductor! >> ah. going under the sea, are we? >> yeah! >> we're gonna visit our old friend elmer elasmosaurus! >> what a coincidence, buddy. i have another old friend of yours along with me today--my nephew gilbert! >> gilbert? >> gilbert! >> good morning, everyone! ooh! may i please say it, uncle? >> ahem. certainly, gilbert. >> hang on to your hats, folks! we're heading out to sea! >> hooray! >> awk! i love the sea. it's so huge and blue and full of mysterious things. >> so true, shiny, and so well-said. >> thank you, gilbert. heh heh heh. [snorts] >> time tunnel approaching, and this one's taking us under the sea! >> ooh! ahh! >> look! there's elmer now! >> hi! [whistle blows] hey, buddy. hey, tiny. hello, pteranodon family. >> hi, elmer. >> elmer, this is our friend gilbert. >> hello. you must be a tro

pteranodon.anodon. heh heh! you know, i've traveled this train line every day past old smoky, and for years it's just made smoke. but i think it's about to erupt, and today could be the day. >> [gasps] ooh! i hope we get to see it erupt. >> it could happen, tiny. we could get lucky and old smoky might show us more than smoke. >> we want lava! we want lava... >> well, brush my paws and trim my claws! there's old smoky now. >> whoa! >> next stop, volcano valley! volcano valley station, folks! [brakes creak, steam hisses] there's the path up to the volcano valley viewing point, folks. >> thanks, mr. conductor. >> we'll tell you all about it on the way back! whoa. it's beautiful. >> it's amazing. >> it's pretty special, kids, like nothing i've ever seen before. >> you know who else has never seen anything like this before? >> mom and shiny and don? >> that's exactly what i was thinking. i bet they'd love to see this. >> i agree, kids. this is a once-in-a-lifetime chance to see old smoky erupt. i bet

pteranodon. >> awk!e it 'cause there's no place no place like our nest ♪ [cheering] >> hi, there. i'm dr. scott the paleontologist. nature can make some amazing kinds of weather. wildest of all are the huge swirling storms called hurricanes. hurricanes form over warm oceans, usually in the summertime. they pick up water from the ocean and grow bigger and bigger. their powerful winds can get up to 200 miles an hour. when you look at them from above, hurricanes create the shape of giant whirlpools, and in the middle of the whirlpool is a calm center that we call the eye of the hurricane. hurricanes sometimes move onto land, carrying their heavy rains and strong winds. they can cause flooding, and the intense winds can damage trees and buildings and just make a huge mess of things. paleontologists like me have found evidence in ancient rocks of dinosaurs and other creatures all washed inland by giant storms, so we know that hurricanes happened during the age of dinosaurs, too, and it must have been pretty h

i'll get us a ticket at pteranodon station.on-board for a play date. [train whistle blows] >> hey! hey! >> hey, there he is! >> hello, pteranodon family. >> hey! buddy and tiny! >> hi, petey! >> made it! triassic-tastic! >> hello, mr. conductor. >> ha ha ha ha! all aboard! >> and on my way here, i saw all kinds of birds. tons of birds, and they all had wings and a beak, just like you and me, tiny. >> cool! >> ♪ i have wings and a beak yeah! i have wings and a beak yeah! ♪ >> ♪ we can glide and fly yeah! eat bugs passing by yeah! ♪ >> come on, buddy. join our conga line. >> um, but i don't have wings or a beak. >> but you're a bird's best friend. >> and you have those super chomping teeth and a big, swooshy tail. >> hmm. i do. >> ♪ my teeth chomp and chew, yeah! check my tail out, too, yeah! ♪ ha ha ha ha! i'm really glad i'm a dinosaur, but i bet it's fun to be a bird. >> not to be a nosy nellie, but if you kids like birds, have you ever heard of an archaeopteryx? >> ooh! i have! it's jurassic-tastic! >> jurassic-tastic? >> it'