South American frogs are a diverse group of amphibians found across various habitats, including rainforests, wetlands, and grasslands. They belong to several families, with notable examples like the Hylidae and Leptodactylidae. Many species are known for their vibrant colors and unique calls, which play a crucial role in mating. These frogs exhibit a wide range of sizes and adaptations. Some, like the Poison Dart Frog, have bright colors that warn predators of their toxicity. Others, such as the Surinam Toad, have fascinating reproductive methods, where eggs develop in the mother's skin.