Where do black vultures nest?
What is the average diameter of an osprey nest?
Which of the species below is invasive to the U.S.?
When does bald eagle nesting season officially start in Florida according to the Florida Fish and Wildlife Conservation Commission?
The osprey is a threatened species in which state below?
Which pair of states has the highest and second highest number of nesting bald eagle pairs respectively?
What is the average wing span of a red-tailed hawk?
Which of these species will mimic the call of other birds?
Which bird that often nests on towers, has a military aircraft named after it?
What is the largest flying land bird in the U.S.?