diff --git a/api/libri.lua b/api/libri.lua
index 078e6ae..3c3ea81 100644
--- a/api/libri.lua
+++ b/api/libri.lua
@@ -37,10 +37,13 @@ local generate_mobs = {
 	["animalia:cat"] = "Cat",
 	["animalia:chicken"] = "Chicken",
 	["animalia:cow"] = "Cow",
+	["animalia:owl"] = "Owl",
 	--["animalia:tropical_fish"] = "Tropical Fish",
+	["animalia:fox"] = "Fox",
 	["animalia:frog"] = "Frog",
 	["animalia:horse"] = "Horse",
 	["animalia:pig"] = "Pig",
+	["animalia:rat"] = "Rat",
 	["animalia:reindeer"] = "Reindeer",
 	["animalia:sheep"] = "Sheep",
 	["animalia:turkey"] = "Turkey",
@@ -54,10 +57,13 @@ local spawn_biomes = {
 	["animalia:cat"] = "urban",
 	["animalia:chicken"] = "tropical",
 	["animalia:cow"] = "grassland",
+	["animalia:owl"] = "temperate",
 	["animalia:tropical_fish"] = "ocean",
+	["animalia:fox"] = "boreal",
 	["animalia:frog"] = "swamp",
 	["animalia:horse"] = "grassland",
 	["animalia:pig"] = "temperate",
+	["animalia:rat"] = "urban",
 	["animalia:reindeer"] = "boreal",
 	["animalia:sheep"] = "grassland",
 	["animalia:turkey"] = "boreal",
diff --git a/libri/animalia_libri_fox.txt b/libri/animalia_libri_fox.txt
new file mode 100644
index 0000000..acfb30c
--- /dev/null
+++ b/libri/animalia_libri_fox.txt
@@ -0,0 +1,7 @@
+Foxes wander forests, hunting 
+for their favorite food: Rats. 
+They can be quite helpful in 
+keeping rodent populations 
+down, but also pose a serious 
+threat to Chickens and 
+Turkeys.
\ No newline at end of file
diff --git a/libri/animalia_libri_horse.txt b/libri/animalia_libri_horse.txt
index 29cbe25..59a92d1 100644
--- a/libri/animalia_libri_horse.txt
+++ b/libri/animalia_libri_horse.txt
@@ -1,4 +1,4 @@
-Horses are large mammal found in open 
+Horses are a large mammal found in open 
 plains. They're commonly used for 
 transportation, as they can run at high 
 speed for vast distances without tiring. To 
diff --git a/libri/animalia_libri_owl.txt b/libri/animalia_libri_owl.txt
new file mode 100644
index 0000000..1c4a430
--- /dev/null
+++ b/libri/animalia_libri_owl.txt
@@ -0,0 +1,6 @@
+Owls are a nocturnal bird of prey, most 
+common in forests. Owls play an important 
+role in rodent population control, and are 
+incredibly efficient at it. Their wings are dead 
+silent, allowing them to avoid detection by 
+potential prey.
\ No newline at end of file
diff --git a/libri/animalia_libri_rat.txt b/libri/animalia_libri_rat.txt
new file mode 100644
index 0000000..5f29ecb
--- /dev/null
+++ b/libri/animalia_libri_rat.txt
@@ -0,0 +1,6 @@
+Rats are common pest on most 
+farms. They slowly eat away at 
+crops and often do so in large 
+numbers. They can also get 
+into any unlocked storage and 
+will eat food from it.
\ No newline at end of file