Summary The giant flatworm is recognized by its size (sometimes ten centimeters long), and by the presence of tiny eye spots along the perimeter, and a pair of tentacles that look a lot like slug antennae. The eye spots, however, are very hard to see, and the tentacles can be retracted.
From Natural History of Southeast Alaska
A list of all pages that have property "Summary" with value "The giant flatworm is recognized by its size (sometimes ten centimeters long), and by the presence of tiny eye spots along the perimeter, and a pair of tentacles that look a lot like slug antennae. The eye spots, however, are very hard to see, and the tentacles can be retracted."
