The rain comes, it fills up these pools, and it kind of activates the fairy shrimp eggs that have been sitting there for who knows how long. The fairy shrimp then grow as fast as they can, they ...

Without these voracious eaters, the pools can support other creatures, such fairy shrimp — dainty, inch-long crustaceans that hatch from eggs overwintered in leaf litter — and blue-spotted ...

Large (up to 1.5 inches long) and orange (usually) ... The only place you’ll find fairy shrimp around here is in vernal pools, in particular pools with clean, cold, deep, water.