Cover Image: Hyla arborea ( The European tree frog ) and Kajika frog ( Buergeria buergeri ) / Yamamoto Keigu 1868 – ALAMY Image ID:3A74CW0
Original Notes (Japanese): 雨蛤 – 阿末加倍留（アマガヘル）、錦襖子 – 加自加（カジカ）
amphibian biology amphibian conservation amphibian diversity amphibian habitat amphibian identification amphibian illustrations amphibian life cycle amphibian portraits amphibian research amphibian species identification amphibian taxonomy animal behavior animal conservation biodiversity art Buergeria buergeri eco art eco-friendly designs endangered amphibians environmental awareness European tree frog frog anatomy frog and toad collection frog artwork frog behavior frog care frog conservation frog ecosystems frog identification frog reproduction frog species Hyla arborea Kajika frog natural history nature illustrations nature preservation rare amphibians rare frogs Rhacophoridae scientific art scientific illustrations tree frog artwork vintage amphibian drawings wildlife art wildlife photography wildlife study Yamamoto Keigu
