Kevin Burrell takes Jesus’s command, “Look at the birds of the air,” seriously. And also humorously. Kevin, a pastor in Charlotte, North Carolina, is an avid birdwatcher. His monthly blog and newsletter, “Ornitheology,” is one of my must-reads. His writing is clever, informative, and just plain fun. For example, he describes a swift as “a cigar strapped to a boomerang.” He tells of seeing thousands of …