Therapsids :: Biology Essays Research Papers

The Amazing squalid Adventures of Professor Sandersons Paleobiology categorise Part 1 TherapsidsI hope you guys have as more fun reading this as I did writing it. _***The Amazing Cheesy Adventures of Professor Sandersons Paleobiology ClassInvestigation 1 Where did mammals come from? Or Therapsids**Professor Sandersons program was popular. Partly this was because he was a well-meaning psyinstructor the images he crafted were neat, cohesive, and usu tout ensembley entertaining. Mainly, though, it was because he was a young male t separatelyer at an wholly-girls college, who had the fortune to resemble Jai from Queer Eye For the Straight Guy. These two factors direct to an unnaturally high enrollment in Paleobiology 101. No slight than fifty-two girls sat chittering in the classroom before he appeared each day, punctually, at 10 a.m. Most were more intrigued by *his* anatomy than that of the long-dead tetrapods to which he devoted his lectures. Todays attendance was especially hi gh. It was a Field Trip day. The barrier wasnt literal. There was no trip involved---simply the students closing their eyes and falling into the trance-like asseverate from which the professor led their excursions. There, in the collective canvass of their psyches, he would skeleton that days lesson, sculpting visceral images from his blabby knowledge of biology and his even more expansive creativity.Todays lesson was mammalian origins.Where do we come from? he had asked, by way of preamble. We all know the basic answer, or think we do. Apes, right? And apes from primates, and primates from mammals, all well and good. But where do mammals come from? I mean, what did mammals evolve from, and what were the major evolutionary steps they took to get there? Doesnt that sound fascinating? The class eyed him warily. A few actually listened. The rest swooned. Today were way out to try and explore that question. If youll all take out your textbooks, flip to pageboy 137, lean back, ori ent your touchpads, and close your eyes... he waited while the actions were performed. Well be passing game to the Permian. Thats the time right before the Triassic period, which started the age of the dinosaurs. Its approximately three hundred million years in the past. (1)He briefly surveyed the class, then looked heedful for a moment. Wait. I guess I should give you a elfin background first, he relented. The main thing were going to see immediately is a group of animals called the therapsids.