SubstrateChoosing the correct substrate is a vital step in creating and maintaining a natural environment for your Vivarium inhabitants. Substrates should match as closely as possible that found in the animalÕs natural habitat, thus promoting health, natural behaviour and longevity. Pets are happier in the right habitat! Sutton Pets and Exotics are proud to offer the largest range available in one place of natural substrates and bedding for your reptiles, amphibians, insects and arachnids. Ask our advice on the perfect product for your animals!