When they attach themselves you are immune to radiation

They protect you from the stupid nameless

And the radiation

If he isn’t tamed by giving him blood he should be a passive tame, you know! Just give him a blood pack and he is yours. Who else thinks this?

These exist in real life but don’t usually attack humans

If you get a leech/lamprey just stand on a fire or get a tribemate to stab it off, if this will not work simply check your tames for leeches

Put in basket on abbreaviation to tame it or kill it for leech blood for fishing for BPs

Find a small pond in the biulimnecent area then place a fish basket. There are so many you would probably get one.

Put a fish basket and wait for a leech to get in it but u can also tame. Coelacanths and mega perrannna!

You can find Lamprey in the Hidden Grotto cave if anyone was curious.