The invention discloses an environment-friendly color-changing bird-repelling cable sheath material and a preparation method thereof, wherein the material is made of color-changing ink, a bird-repelling agent and a cable insulating material, wherein the color-changing ink one or a mixture of two or more substances in any ratio of temperature-sensitive color-changing ink, ultraviolet light-sensitive color-changing ink, infrared excitation color-changing ink, water-induced-color-change ink and noctilucent color-changing ink; the bird-repelling agent is prepared from cordate houttuynia, sophocarpidine, camphor, chinese honeylocust fruit, radix euphorbiae lantu, Melia azedarach fruit, salvia officinalis, thyme, silica gel, talcum powder, an emulsifier and a stabilizer by mixing; and the cableinsulating material is prepared from chlorinated polyethylene, ethylene-propylene-diene monomer rubber, acrylonitrile-butadiene rubber, magnesium oxide, zinc diethyldithiocarbamate, glycidyl methacrylate, chlorinated paraffin, aluminum hydroxide, white carbon black, a Ca-Zn composite heat stabilizer, vinyl acetate copolymer wax and zinc stearate by mixing. The cable sheath material prepared by themethod can achieve comprehensive effect of repelling birds by utilizing the color-changing printing ink and the bird-repelling agent.