Cover Image: Rana rugosa ( Japanese wrinkled frog ) and Bufo Vulgaris ( Common toad ) / Yamamoto Keigu 1868 – ALAMY Image ID:3A74D9W
Original Notes (Japanese): 蝦蟆 – 加閇留（カヘル）、蟾蜍 – 比岐加閇留（ヒキガヘル）
amphibian biology amphibian care amphibian conservation amphibian diversity amphibian habitat amphibian illustration prints amphibian illustrations amphibian illustrations for kids amphibian life cycle amphibian portraits amphibian research amphibian species amphibian threats animal anatomy animal behavior animal conservation biodiversity art Bufo vulgaris Common toad eco art eco-friendly designs endangered amphibians entomology environmental awareness frog anatomy frog and toad identification frog artwork frog biology frog collection frog reproduction frog taxonomy Japanese frogs Japanese wrinkled frog natural habitat natural history nature illustrations nature preservation Rana rugosa rare amphibians scientific art scientific illustrations toad artwork toad species toad taxonomy vintage amphibian drawings wildlife art wildlife study Yamamoto Keigu
