Why have populations of neotropical migrants (birds that migrate from the U.S. to the tropics every year) such as tanagers declined so greatly in recent years even though their forest habitats in North America are relatively stable?
A. Loss of habitat in Central and South America.
B. Pollution in the U.S.
C. Colder winters in the U.S.
D. They are being hunted for food in the tropics.
Answer: A
Environmental & Atmospheric Sciences
You might also like to view...
An instrument designed to detect, amplify, and record surface and body wave motion is called a
A) seismogram. B) seismologist. C) seismic wave. D) seismometer.
Environmental & Atmospheric Sciences
Of the various reasons to study Earth, which is the most important to you? Why?
What will be an ideal response?
Environmental & Atmospheric Sciences
Earth is the only major body in the solar system on which there are active volcanoes.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
The primary resource located in the Persian Gulf is ____
a. iron b. diamonds c. oil d. coal e. gold
Environmental & Atmospheric Sciences