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User Image milhayser | January 14, 2015
On Life Lines, Dr. Dolittle examines the fascinating parallels between hummingbird and insect flight. He and/or she writes: "The researchers placed nontoxic paint on the wing of a ruby-throated hummingbird at 9 different spots then videotaped the animal flying at 1,000 frames per second with 4 cameras simultaneously." Despite being far removed from insects on the phylogenetic tree, hummingbirds "stir up air around their wings in a way similar to insects like mosquitoes and dragonflies." This is an example of convergent evolution, as natural selection engineers similar solutions for very…