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California Market Squid

Two California market squids mate in the waters off of California's Channel Islands.
(© Brian Skerry, www.brianskerry.com)

Two California market squids (Loligo opalescens) mate in the waters off of California's Channel Islands. While spawning, the male's arms blush red as he embraces the female, a warning to other competing males to back-off. Find out how and why squids and other cephalopods change color.