Tag Archives: raptor


This gallery contains 2 photos.

Avian beaks or bills are made of keratin, the same material that forms human hair and fingernails. In most birds this keratin layer grows continuously throughout life and is worn down by normal activity. Raptors’ beaks are worn down by … Continue reading

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Northern Harrier

This gallery contains 4 photos.

The current name for this raptor is a northern harrier (Circus cyaneus). However, when I first learned to identify a northern harrier it was called a “marsh hawk”. Plus marsh hawk seems to flow more smoothly than northern harrier. So, … Continue reading

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