Why does the author think that seeing a bald eagle's nest is a sign of hope?
In the past eagles were a threatened species, so seeing a nest that may have baby eagles is hopeful.
Eagle nests are fun to see, so he hopes to see one.
The nest is old, so he does not think that seeing it is hopeful.
What details support the idea that bald eagles make excellent parents?
The eagles are good fliers and can fly very far.
The eagles make good nests and take turns keeping their eggs warm.
The eagles try to attract a mate by buioding a big nest.
What caused bald eagle populations to decline and then recover?
Eagle numbers dropped due to hunting, so nesting sites were protected.
The use of pesticides harmed eagles when it entered their food supply in rivers, however, eagles recovered once waterways were cleaned.
Both of the above answers are correct.