A to Z Cephalopods: C for Cuttlefish

© 2013 Sylvia Liu

Cuttlefish facts:

• Being highly sought after delicious morsels, cuttlefish are masters of camouflage, despite the fact that they are color blind

• Cuttlefish ink was the original sepia ink used by artists

• Cuttlefish are very intelligent - they learn and have a frustration response

• Their blood is greenish-blue because they use a copper-containing protein heocyanin, to carry oxygen, instead of the red iron-containing protein hemoglobin

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• A for Architeuthis (giant squid)
• B for Blue ringed octopus
• Cuttlefish (Sweet square illustration)