question edit history translations

What is a bird beak made of?

Chitin

Keratin

Bone

Mineralized tissue

There are two main types of keratin proteins. The e α-keratins are the main structural components of hair, nails, horns and claws of mammals. The harder β-keratins are found the scales and claws of reptiles, tortoise shells, and in the feathers, beaks, claws of birds.

globalquiz.org

5

Bernard Spragg. NZ wikipedia → Keratin

beakbiologybirdsornitologyzoology

Ornitology quiz Birds quiz Biology quiz

You will play as

Answers by country

Sweden

8%

83%

0%

8%

24

Australia

16%

65%

5%

11%

60

Austria

16%

62%

8%

10%

37

Pakistan

7%

60%

11%

19%

84

Canada

10%

57%

18%

13%

38

Unknown

10%

56%

16%

16%

48

the United Kingdom

15%

55%

12%

14%

210

Germany

32%

55%

3%

8%

193

Belarus

5%

51%

17%

25%

35

Malaysia

8%

51%

8%

28%

35

India

18%

50%

11%

17%

696

the United States

16%

50%

11%

19%

562

Ukraine

17%

50%

11%

18%

143

Switzerland

20%

50%

0%

30%

20

Poland

22%

49%

9%

18%

9996

Russia

15%

49%

16%

17%

132

Nigeria

25%

48%

6%

19%

31

Singapore

14%

47%

9%

28%

21

Kazakhstan

23%

42%

19%

14%

21

the Philippines

25%

38%

15%

19%

63

What kind of feeding is crossbill's beak adapted to?

insect catching

coniferous-seed eating

What kind of feeding is avocet's beak adapted to?

surface skimming

What kind of feeding is bullfinch's beak adapted to?

insect catching

coniferous-seed eating

In which country road signs have a yellow background instead of white?

in the United Kingdom