This week we continue our work with the magnificent arthropods. Please review the links from last week.
Remember that your Essay #2 is due in your Dropbox folder by 8:00 a.m. on Tuesday, November 14. Your field studies report is due on paper by 8:00 a.m. on Tuesday, November 21. Your final research paper is due in your Dropbox folder by 7:30 a.m. on Thursday, December 7. Your final lab and lecture exam is scheduled for Monday, December 11, 7:00-10:00 p.m.
Your last two quizzes (#11 and #12) will be “superquizzes” with lots of extra credit. Quiz #11 will be questions from the first half of the course (through bryozoans); quiz #12 from the second.
Geology in the News –
The end-Cretaceous asteroid impact may have had an even more dramatic effect on climate than we thought (and that was pretty bad). I notice here that the asteroid is now expanded from 10 to 12 km in diameter. Here’s a BBC account of the same research.
A new great ape species has been identified in Indonesia. This doesn’t happen often!
Here’s a good article on the problems inherent in defining biological species. Evolution is at the species level, but we have difficulty grasping a concept of species.