How to tame you will need a bola,a wooden bat any type of meat and bio toxin/narcotics when it’s on the ground throw the bola at it and hit it with your bat now when it’s unconscious feed it your meat and wait a little then if it’s almost conscious feed it your bio toxin/narcotics you need to kill Cnidarias for bio toxin and you will need the mortar and pestle to get the narcotics unlocked now look at your area to see if there are any carnivores around if there is kill them now you have a pterodon