Calcareous Al:
Glass Beach, Fort Bragg, California
Calcareous Al:
Crustacean detritus
Calcareous Al:
Banana slugs mating
Calcareous Al:
Northern Alligator Lizard (Elgaria coerulea) on beach
Calcareous Al:
Beach in Oregon
Calcareous Al:
Cape Lookout cabin view
Calcareous Al:
Jumping bristletail, Petridiobius
Calcareous Al:
Chihuly Bridge of Glass