Figure 3. Comparison of bill width and length of "average" Red-eyed vs. Black-whiskered vireos. The bill of Black-whiskered is longer and more slender than Red-eyed.
Donna L. Dittmann
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Figure 3. Comparison of bill width and length of "average" Red-eyed vs. Black-whiskered vireos. The bill of Black-whiskered is longer and more slender than Red-eyed. Donna L. Dittmann Use your browser's "Back" button to return to article. |