Conversation so far:
how long does a common garden snail live
The common garden snail's longevity is approximately 5 years.
can the common garden snail live longer than 5 years
The life expectancy of snails depends on their habitat and the species. Some only live for about five years. However, others in captivity can live up to 25 years old.
what species of snail lives the longest
In captivity, the lifespan of snails can be much longer than in the wild, for instance up to 25 years in Helix pomatia.

Question: is the species edible
Self-contained rewrite: is helix pomatia edible