Question

review the text.
the common loon is known for its mournful cry, often heard near lakes at night. north america’s lakes and ponds are its natural habitat: loons are waterfowl, like ducks and geese.
in summer, the adult common loon has an iridescent black head, a black bill, and a white band around its neck. its back is checkered with black and white feathers, while its belly is all white. in winter, the loon’s bill fades to gray. its winter plumage is gray on the back and head, while the breast, belly, and wings are white.
which fact shows that the author’s purpose is to describe the common loon?
the author compares the common loon with other waterfowl.
the author provides specific details like black bill and checkered with black and white feathers.

Explanation:

To determine the author's purpose of describing the common loon, we analyze the options. Comparing with other waterfowl (first option) is more about comparison, not direct description of the loon itself. Providing specific details about the loon's physical features (like black bill, checkered feathers) directly describes the loon, showing the author's intent to describe it.

Answer:

The author provides specific details like black bill and checkered with black and white feathers.