Ornithology B/C

[pikachu4919]

2022 Question Marathon Thread for Ornithology B/C.

Question Marathons Explained

[scispork]

hi here are some general questions from last year's question marathon (which i think should be linked above but it is not idk) that nobody answered

1. Name a bird on the 2022 National List with Syndactyl feet.
2. Name a bird on the 2022 National List with Scutellate-Booted tarsi.
3. How many chambers does an Avian heart have?
4. Name 2 reasons why avian respiratory systems are so efficient.
5. What is the difference in the directionality of airflow between neopulmonic and paleopulmonic parabronchi?
6. Which muscle is responsible for Inspiration of birds? Expiration? What bones are these muscles attached to?
7. What does follice-stimulating hormone (FSH) stimulate the production of? What about Luteinizing hormone (LH)?
8. Name the 3 membranes that surround the embryo of an avian egg.
9. Why are the cervical and lumbar areas of the avian spinal cord generally larger in size than the rest of the spinal cord?
10. What are the four main types of avian mechanoreceptors? Which one is found in the featherless skin of the beak and legs?
11. Define Austral Migration. Are Austral migrations typically shorter or longer than the migrations of birds in North America?

[gz839918]

hi here are some general questions from last year's question marathon (which i think should be linked above but it is not idk) that nobody answered

Thanks so much for re-posting these! I've also fixed the issue where past seasons' Question Marathons don't show up on the first post of the thread. These descriptions are drawn directly from the wiki, so they can be edited by editing the EventLinksBox on the wiki.