Get the Summary of Jennifer Ackerman's What an Owl Knows in 20 minutes. Please note: This is a summary & not the original book. Jennifer Ackerman's "What an Owl Knows" explores the evolution, behavior, and conservation of owls, tracing their origins to dinosaur ancestors and their divergence into two families: Tytonidae and Strigidae. With around 260 species, owls have adapted to various habitats and exhibit specialized hunting adaptations such as silent flight, exceptional night vision, and acute hearing. Technological advancements have refined our understanding of owl species, behavior, and responses to environmental changes. Ackerman's fieldwork with experts like Denver Holt provides intimate insights into owl life, including the trapping and study of species like the Long-eared Owl...