Cookiecutter sharks

Cookiecutter shark (Isistius brasiliensis) - JungleDragon

Giant Cookiecutter Shark, It's Something Wiki

Cookiecutter Shark - Oceana

The cookie-cutter shark is a parasitic shark which attaches itself to larger fish and marine mammals, like the dolphin pictured. This shark is able to inflict severe damage to skin and tissue

Smalltooth Cookiecutter Shark (Isistius brasiliensis) · iNaturalist

Cookiecutter shark - Wikipedia

Thanks, I hate Christmas cookie cutter shark : r/TIHI

Mystery of Tuna Covered in Strange Round Holes Explained

Cookie Cutter Shark 3D Model - TurboSquid 1186719

Fearless cookie cutter shark attacks great white shark