diff --git a/yamin/1.dsc b/yamin/bird-1.dsc
similarity index 100%
rename from yamin/1.dsc
rename to yamin/bird-1.dsc
diff --git a/yamin/2.dsc b/yamin/bird-2.dsc
similarity index 100%
rename from yamin/2.dsc
rename to yamin/bird-2.dsc
diff --git a/yamin/3.dsc b/yamin/bird-3.dsc
similarity index 100%
rename from yamin/3.dsc
rename to yamin/bird-3.dsc
diff --git a/yamin/4.dsc b/yamin/bird-4.dsc
similarity index 100%
rename from yamin/4.dsc
rename to yamin/bird-4.dsc
diff --git a/yamin/5.dsc b/yamin/bird-5.sc
similarity index 100%
rename from yamin/5.dsc
rename to yamin/bird-5.sc
diff --git a/yamin/blank-bg.dsc b/yamin/blank-bg.dsc
new file mode 100644
index 0000000..1f709e9
--- /dev/null
+++ b/yamin/blank-bg.dsc
@@ -0,0 +1 @@
+50 50 { {0 0 49 50 33 65 167 1 } }