Sleeper shark

Sleepers sharks were a large species of shark found in the Sea of Moving Ice.
==Description==
These creatures were named for their sluggish movements, which were thought to be the result of poor eyesight caused by parasites.
==Ecology==
Sleeper sharks lived extraordinarily long lives.
==Rumors & Legends==
Though not proven, sleepers sharks were thought to grow slowly over the course of their lives and never stop growing.
==Appendix==
===Appearances===
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