Filmed by the Schmidt Ocean Institute, the video reveals a deep-sea rattail fish with two parasites clinging to either side ...

Shocking new footage shows a pair of bloodsucking parasites latched onto the head of a deep-sea rattail fish. In the video, which the Schmidt Ocean Institute shared in a Facebook post, two ...

The rattail fish was filmed swimming off the South Sandwich Islands with a pair of parasites attached to either side of its head. (Image credit: Schmidt Ocean Institute) Knowledge of deep-sea fish ...