If you are in an area that has a lot of leeches, you can spray yourself with bug repellant to make yourself invisible to them. You may also notice that a leech can connect to one of your dinosaurs, if this happens, you will have to approach the leech and press E on it to remove it. All you have to do is go into the fire and the leech will detach itself. You can get rid of them by going near either a campfire, or a cooking pot. If they are leeching onto you, they will slowly drain your health. When you are fighting leeches and trying to farm up the valuable resources that they drop, you will see that they can hang onto your body. If you are the server admin, you can spawn Leeches by typing in the following into the console: admincheat summon Leech_Character_C You can harvest the dead body of a diseased Leech for a lot more Leech Blood than the normal Leech, or you can cure it by giving it lesser antidote. When you hover over it, it will also be say that it is a Diseased Leech. This Leech is notable different from the other by its reddish coloring. You can also find the other Leech which is called the Diseased Leech. You can also pick up Leeches with Kaprosuchus, Megalosaurus, or Tusoteuthis. Killing a Leech will drop Chitin, Leech Blood, Oil, Raw Meat, or Silica Pearls. The leech can be found in the central areas on the island and is one of the most disgusting creatures on the island.

Ark leech blood