What are 5 interesting facts about the salamanders?

Salamanders are unique amphibians known for their regenerative abilities, capable of regrowing lost limbs and even parts of their heart and eyes. They have permeable skin that allows for respiration and moisture absorption, making them sensitive to environmental changes. Many salamander species exhibit vibrant colors and patterns as a form of warning to predators about their toxicity. Additionally, salamanders are primarily nocturnal and prefer moist habitats, often being found in forests, wetlands, and near streams.