diff --git a/mammals.txt b/mammals.txt
new file mode 100644
index 0000000..509242e
--- /dev/null
+++ b/mammals.txt
@@ -0,0 +1,15 @@
+chinchilla
+coyote
+ferret
+fox
+goat
+hamster
+hedgehog
+mole
+mouse
+opossum
+otter
+panda
+rabbit
+racoon
+squirrel