Related Clues:
- Young insect before metamorphosis
- As some say, volcanic rock produces a primitive life form
- Youngster -- a developing creature
- Insect life stage between larva and adult
- Young animal, a follower of grub
- Larva's descendant
- Grub is right in the middle of volcanic deposit
- Woolly bear, e.g
- Silkworm, e.g
- Butterfly-to-be
- Form of insect
- Grub vis-à-vis a beetle
- Bug contained by regular vaccination?
- Cocooned stage
- Young jellyfish