A Pacific red octopus (Octopus rubescens) takes shelter in an empty barnacle shell during day, waiting for the darkness of night to emerge. 2017. Monterey, CA, USA
Only a few centimeters long, a bull sculpin (Enophrys taurina) rests between swimming bouts spent searching for food among the sand grains of its sea bottom habitat. 2017. Monterey, CA, USA
A blue topsnail (Calliostoma ligatum) crosses the patchy terrain of an orange puffball sponge (Tethya aurantium). 2015. Carmel, CA, USA.