Howdy! Tis but I, your (hopefully) favorite crustacean, and today, I'd like to share my knowledge I've Acquired about Railroads, specifically about Locomotives (how they work, the differences between the kinds of motive power, how they're run, etc.), Rolling stock, Opperations, the tracks...
unrelated but In tremors 3 the A$$-blaster stage of the graboid life cycle used a chemical explosion to produce thrust and glide over Burt and the gang.
2 glands of explosive liquids that combine and ignite (or, more accurately, go kaboom)
A. Do you mean extremophiles? No fossil evidence supports large extremophiles*
B. *sigh* we're talking here as if they are real, flesh-and-blood animals and comming up with theories on how they could function and how they could exist
*excluding deep-sea animals, as, for some ungodly reason...
And also that ice breath serves no purpose, with fire you get cooking, which makes food easier to digest and burns off unwanted bits like skin, fur, and feathers; with ice breath you could maybe get preservation of prey, but it's also harder for organisms to keep things cold.
Why? Because life...