great horned owl bubo virginianus perched on a dock while hunting on a sandy beach

adaptation animal anthropogenic avian beach biology bird birding birds birdwatching bubo carbon change climate climatic closeup colorado conservation conservatism daylight dock ecology emissions environment extinction eyes gases global great greenhouse habitat horned hunting indicator microevolution migration modeling natural nature niche ornithology outside owl perched phenology portrait richness sandy science species temperatures threatened tourism vertebrate virginianus warming while wild wildlife yellow