animals
aquatic
benefit
brown
closeup
colorful
crawling baby
delicacy
ecosystem
environments
garden
gastropods
hermaphrodites
life
lubricant
moisture
mollusk
mucus
muscular foot
nature
oil
oil platform
outdoors
primitive
quiet
secretes to slide
serum
serum snail
shell snail
skin snail
slow
slowness
snail racing
soft unsegmented body
species
terrestrial
useful