What caused the dramatic decline in Guam's native bird species?
A) the thinning of their eggshells and the subsequent death of their young as a result of
heavy DDT use on the island in the 1970s
B) radiation poisoning caused by nuclear tests of the United States and France
C) climatic change in the region
D) the elimination by humans of its food supply
E) the accidental introduction of the non-native brown tree snake
E) the accidental introduction of the non-native brown tree snake
You might also like to view...
Which of the water columns would experience the greatest temperature differences with depth?
A) A
B) B
C) C
Studies in Japan and Ohio have demonstrated a causal link between soft water and heart disease
Indicate whether the statement is true or false
Many European countries have pro-growth policies such as free contraception
Indicate whether the statement is true or false
How does discarded plastic end up in marine ecosystems?Why are microplastics the greatest concern?
What will be an ideal response?