
DESCRIPTION
This mod is fully complete, and will only update to fix bugs.
Adds a moth, 3 variants of butterflies, and their baby forms! They are all passive, but the butterflies are far more dangerous to attack than the moths.
ENTITIES
Adds fully grown bugs:
Silk Moth - Passive with no bonus defenses. When in dark spaces, it produces silk. (Spawns naturally at night, breeds with flowers)
Chilly Butterfly - Passive, has a chance to freeze its attacker. When in bright spaces, it produces snowballs. (Spawns naturally in flower filled areas, breeds with flowers)
Sizzling Butterfly - Passive, has a chance to ignite its attacker. When in bright spaces, it produces fire charges. (Spawns naturally in flower filled areas, breeds with flowers)
Eclipse Butterfly - Passive, has a chance to wither its attacker. When in the nether it produces nether wart. (Spawns naturally in nether forests and wastes, breeds with flowers)
Adds their baby forms:
Silk Worm - Passive with no bonus defenses. When in dark spaces, it produces silk. If monsters can spawn near it, and its old enough, it will grow into a moth. (Spawns naturally at night)
Chilly Caterpillar - Passive, has a chance to freeze its attacker. When in bright spaces, it produces snowballs. If its within light as strong as the sun, and its old enough, it will grow into a Chilly Butterfly. (Spawns naturally in flower filled areas)
Sizzling Caterpillar - Passive, has a chance to ignite its attacker. When in bright spaces, it produces fire charges. If its within light as strong as the sun, and its old enough, it will grow into a Sizzling Butterfly. (Spawns naturally in flower filled areas)
Eclipse Caterpillar - Passive, has a chance to wither its attacker. When on a naturally spawning nether block, it produces nether wart. If its on a naturally spawning nether block, within the nether, and its old enough, it will grow into a Eclipse Butterfly. (Spawns naturally in nether forests and wastes)
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.8, 1.21.9, 1.21.10
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as mays_moths_and_butterflies-A.0.1-fabric-1.21.8.jar — drop this file into the mods folder
- Download size: 192 KB
- Download link checked 12 Sept 2026 — working
These come from our own check of the pack file, not from the source page.