17. Which bird is finer boned with a more rounded body?
a. Male.
b. Female.
18. Which bird has feathers that are usually long and pointed at the ends and more
likely to have brilliant colors?
a. Male.
b. Female.
19. Which bird has the longer keel, with fleshing tending to taper at the base?
a. Male.
b. Female.
20. In ducks and geese, which birds have a hardened windpipe and bill?
a. Young birds.
b. Mature bird.
21. Which birds have soft and pliable cartilage and pliable pinbones?
a. Young birds.
b. Mature birds.
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MD0728
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