A gel is a young zol. They grow into mature zols in about a week. They are about a foot in diameter, a little less than half the size of a mature zol.
The Legend of Zelda, The Adventure of Link, A Link to the Past, Link's Awakening, The Ocarina of Time, Majora's Mask, and the characters Link, Zelda, Impa, and all other persons, places, and things in Hyrule, as well as the land of Hyrule, itself, are copyright Nintendo of America, Inc. Krystofor claims no rights for the materials, and this game may not be used for profit in any way.