Snails seem pretty harmless, but it depends on what type you have in your yard. Invasive species can do real damage to your ecosystem — and even to you. But, for one snail in particular, there's a telltale sign you can spot before it's too late, and that's little clusters of pink eggs.
At first, they may look innocuous and also quite colorful, but they're a herald of an approaching infestation that gardeners are being urged to look out for.
