Birds

1. What are the main
morphological features of
birds?
2. In which habitat do birds
live?
3. What are flight adaptations
present by birds?
4. What are pneumatic bones?
5. How is the respiratory
system of birds characterized?
6. How is the circulatory
system of birds characterized?
7. Which is the type of
nitrogen waste birds produce?
Why does this feature, besides
being an adaptation to the
terrestrial environment, also
mean an adaptation to flight?
8. What similarities do birds
and reptiles share regarding
external coverage,
reproduction and excretion?
9. How do birds reproduce?
10. Is the embryonic
development in birds direct or
indirect?
11. What are the
predominating chemical
compounds respectively in
eggshell, white and yolk?
12. How different are reptiles
and birds concerning the
maintenance of body
temperature? Are birds rare in
polar regions?
13. What are zoonoses? What
are some examples of
zoonoses transmitted by
birds?
14. Bird identity card. How are
birds characterized according
to examples of representing
beings, basic morphology,
skin, respiration, circulation,
nitrogen waste, thermal
control and types of
reproduction?