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
Lamprey
More Lamprey Taming & KO Tips
When they attach themselves you are immune to radiation
They protect you from the stupid nameless
And the radiation
How to tame lamprey
Fish basket
That is literally it
Put in basket on abbreaviation to tame it or kill it for leech blood for fishing for BPs
These exist in real life but donβt usually attack humans
Find a small pond in the biulimnecent area then place a fish basket. There are so many you would probably get one.
If you want a danger noodle as a pet, catch one in a fish basket and just plop the noodle in a little body of water and watch him swim - TiredTamer
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.