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Sepia apama

Adaptations?

The Australian Cuttlefish

The worlds largest cuttlefish

Habitat

Integumentary System

The Circulatory System

References

  • Specialized skin pigment (chromatophores) and papillae for camouflage: including color and texture.
  • Blends itself into its enviroment.
  • "Sneaker males" disguise themselves as females.
  • Has 3 hearts; two to pump blood to gills and one for the body.
  • Closed: unlike most cephlapods
  • Interesting fact: blood is blue-green from hemocyanin

The Nervous System

  • "Aqua Marine Discovery: Cuttlefish." Aqua Marine Discovery. 25. Jan. 2015. Web <http://aquamarinediscovery.blogspot.com/2010/01/cuttlefish.html>.
  • "Sepia Officinalis." Encyclopedia of Life. Web. 14. April. 2015. <http://eol.org/pages/448836/details>.
  • "Kings of Camouflage." NOVA. NOVA, 1 Mar. 2007. Web. 27 May 2015. <http://www.pbs.org/wgbh/nova/camo/anat-nf.html>.
  • "Cuttlefish (Sepiida)." A-Z Animals. Web. 14. April. 2015. <http://a-z-animals.com/animals/cuttlefish/>.
  • Southern coast of Australia
  • Occurring on: rock shores, reefs, sea grass beds, and sand/mud floors.
  • Found to a depth of 100 meters.
  • One of its favorite meals is crab
  • Large brain: named most intelligent invertebrates.
  • Believed to have polarization vision; which they are thought to even communicate through.
  • Aids in escape and predation.

Challenges?

  • Low anaerobic capability.
  • Death follows mating cycle.
  • Near threatened due to human consumption, bait, and fisheries.
  • Cuttlebone limits depth.
  • Water temperature dictates sex of offspring.
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