Emerald Cave, a small grotto on the Colorado River, is accessible by kayak, canoe or paddleboard. The cave's green shimmer is caused by sunlight reflecting off the canyon walls and underwater algae.
In a cave stream system in China, a creature with “shimmering” cheeks was found as a new species. Chen Z-N, Du L-N, Liang Y (2025) Zoosystematics and Evolution Over time, animals become specifically ...