Coconut husk fiber is a great substrate for terrestrial and semi-aquatic amphibians. It is safe if swallowed, holds moisture well, and is easy for amphibians to burrow into. It is sold at many pet stores in the form of compressed bricks that expand when placed into a bucket of warm water.
Common brand names include Bed-a-beast, Forest Bed, Plantation Soil and Zoo-med's Eco Earth. More.
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