. "Shien shellfish were crustaceans native to Uliapis. When attacked by a ryhool in feeding mode, they could flap their shells to scurry towards dry land. This forced the ryhool to learn how to catch them by driving inland further, resulting in the ryhool consuming the entire shelf along with the shellfish and other organisms."@en . . "Shien shellfish"@en . "Shien shellfish were crustaceans native to Uliapis. When attacked by a ryhool in feeding mode, they could flap their shells to scurry towards dry land. This forced the ryhool to learn how to catch them by driving inland further, resulting in the ryhool consuming the entire shelf along with the shellfish and other organisms."@en .