Biology

Question

Which of the following species are still common but not doing as well as biologists want?

OLesser Scaup and Steller s Eider

OSteller's Eider and Spectacled Eider

ONorthern Pintail and Spectacled Eider

Northern Pintail and Lesser Scaup

Answer

Northern Pintail and Lesser Scaup.

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Northern Pintail and Lesser Scaup are still common but their populations have been declining in recent years. Biologists are concerned about their declining...