Here is the full list of all 26 Friend or Foe achievements.
Find a way off the island.
Checked the boat for fuel.
Find food to eat.
Found a hunting bow.
Found a note about an evacuation notice.
Found an icepick.
Explore behind a waterfall.
Killed an animal for the first time
Spotted an animal for the first time.
Found a sawhorse.
Gain high enough friendliness to start bonding with animals.
Bond with an animal for the first time.
Found an abandoned campfire.
Kill a trapped animal.
Destroy a trap.
Build a campfire to set a camp.
Cut 1 tree.
Cut 50 trees.
Cut 500 trees
Cut 1000 trees
Mine 1 rock.
Mine 50 rocks
Mine 100 rocks
Mine 500 rocks
Clear the nest