diff --git a/assets/sound/ant.m4a b/assets/sound/ant.m4a
new file mode 100644
index 0000000..d80cbf4
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diff --git a/assets/sound/bee.m4a b/assets/sound/bee.m4a
new file mode 100644
index 0000000..3eff472
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diff --git a/assets/sound/beetle.m4a b/assets/sound/beetle.m4a
new file mode 100644
index 0000000..7fba40f
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diff --git a/assets/sound/butterfly.m4a b/assets/sound/butterfly.m4a
new file mode 100644
index 0000000..93d3bad
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diff --git a/assets/sound/cake.m4a b/assets/sound/cake.m4a
new file mode 100644
index 0000000..70691f2
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diff --git a/assets/sound/clickme2.m4a b/assets/sound/clickme2.m4a
new file mode 100644
index 0000000..3320f5c
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diff --git a/assets/sound/clickme3.m4a b/assets/sound/clickme3.m4a
new file mode 100644
index 0000000..508b1aa
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diff --git a/assets/sound/clickme4.m4a b/assets/sound/clickme4.m4a
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diff --git a/assets/sound/clickme5.m4a b/assets/sound/clickme5.m4a
new file mode 100644
index 0000000..238fbd2
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diff --git a/assets/sound/cockroach.m4a b/assets/sound/cockroach.m4a
new file mode 100644
index 0000000..4714685
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diff --git a/assets/sound/dinosaur.m4a b/assets/sound/dinosaur.m4a
new file mode 100644
index 0000000..9397cc3
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diff --git a/assets/sound/dragonfly.m4a b/assets/sound/dragonfly.m4a
new file mode 100644
index 0000000..d88239d
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diff --git a/assets/sound/flower.m4a b/assets/sound/flower.m4a
new file mode 100644
index 0000000..29df44b
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diff --git a/assets/sound/fly.m4a b/assets/sound/fly.m4a
new file mode 100644
index 0000000..0b74cc2
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diff --git a/assets/sound/grasshopper.m4a b/assets/sound/grasshopper.m4a
new file mode 100644
index 0000000..6fc497b
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diff --git a/assets/sound/icecream.m4a b/assets/sound/icecream.m4a
new file mode 100644
index 0000000..c2519b5
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diff --git a/assets/sound/ladybug.m4a b/assets/sound/ladybug.m4a
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index 0000000..775efd0
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diff --git a/assets/sound/mantis.m4a b/assets/sound/mantis.m4a
new file mode 100644
index 0000000..e680314
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diff --git a/assets/sound/mosquito.m4a b/assets/sound/mosquito.m4a
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index 0000000..4eb4a96
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diff --git a/assets/sound/moth.m4a b/assets/sound/moth.m4a
new file mode 100644
index 0000000..103b218
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diff --git a/assets/sound/pizza.m4a b/assets/sound/pizza.m4a
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index 0000000..21717c3
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diff --git a/assets/sound/rainbow.m4a b/assets/sound/rainbow.m4a
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index 0000000..5af3946
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diff --git a/assets/sound/scorpion.m4a b/assets/sound/scorpion.m4a
new file mode 100644
index 0000000..f08c716
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diff --git a/assets/sound/snowman.m4a b/assets/sound/snowman.m4a
new file mode 100644
index 0000000..ac9925b
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diff --git a/assets/sound/termite.m4a b/assets/sound/termite.m4a
new file mode 100644
index 0000000..2dca970
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diff --git a/assets/sound/unicorn.m4a b/assets/sound/unicorn.m4a
index 04ff923..0a1a33e 100644
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diff --git a/main.js b/main.js
index b27df0f..23cac26 100644
--- a/main.js
+++ b/main.js
@@ -1,7 +1,7 @@
 // Settings. If you change the tilesize (256px) you also have to change it in
 // the CSS.
-const numRocks = 1000;
-const gridSize = 51200 / 256;
+const numRocks = 500;
+const gridSize = 25600 / 256;
 const bugDanceDuration = 2000;
 const bugAgitateDuration = 1000;
 
@@ -32,13 +32,43 @@ const rockImagesFiles = [
   "rock5.png",
 ];
 
-const bugClickSoundsFiles = ["clickme1.m4a"];
+const bugClickSoundsFiles = [
+  "clickme1.m4a",
+  "clickme2.m4a",
+  "clickme3.m4a",
+  "clickme4.m4a",
+  "clickme5.m4a",
+];
 
 // A list of all the types of bugs or bug-like creatures. For each one of these,
 // it's expected that there is an image for the bug in
 // ./assets/image/{bugType}.png, and an "discovery sound" in
 // ./assets/sound/{bugType}.m4a.
-const bugTypes = ["unicorn"];
+const bugTypes = [
+  "unicorn",
+  "ant",
+  "bee",
+  "beetle",
+  "butterfly",
+  "cake",
+  "cockroach",
+  "dinosaur",
+  "dragonfly",
+  "flower",
+  "fly",
+  "grasshopper",
+  "icecream",
+  "ladybug",
+  "mantis",
+  "mosquito",
+  "moth",
+  "pizza",
+  "rainbow",
+  "scorpion",
+  "snowman",
+  "termite",
+  "unicorn",
+];
 
 // A list of all the bug "prototypes" that can be included as a bug component. Each proto is like this:
 // {