Cephalopods
All cephalopods use this mouth structure to bite their prey.
What is a beak?
The _____________ of a cuttlefish encircles its body like a skirt.
What is a fin?
Female squids lay eggs in cases which usually join together in the shape of a _______________.
What is flower?
An octopus has a double row of these on each of its 8 arms.
What are suckers (suction cups)?
Nautiluses have more of these than any other cephalopod.
What are arms?
The name cephalopod means _________________.
What is "head foot"?
This is the shape of the cuttlefish's camera-like eye.
Squid is a popular seafood dish, especially in Asia, and is known as ______________.
What is calamari?
Octopus moms are the only cephalopods who do this for their eggs/young.
What is care? (sacrifice, keep clean/oxygenated)
Nautiluses are the only cephalopods with this kind of shell.
What is external?
Because cephalopods can swim, we say that they are ___________ creatures, not benthic.
What is nektonic?
Cuttlefish have an internal shell called a ________________.
What is a cuttlebone?
Squid swim in groups called _______________.
What is a blind spot?
Chitons have a single shell with this many hard, overlapping plates.
What is eight?
Name 2 forms of defense found in most cephalopods.
What is camouflage, spraying ink, excellent eyesight?
Cuttlefish have been known to change their colors so quickly that they can _______________ their prey.
What is hypnotize?
This is the term used when animals such as squid are able to emit light.
What is bioluminescence?
Name 2 ways that octopuses have demonstrated great problem-solving skills.
What is play with objects, using tools, opening jars, or escaping?
This is the name of the thick area over the head of a nautilus.
What is the hood?
This is the name of the siphon tube that cephalopods use to expel water out of the mantle cavity.
What is a hyponome?
This is the name of the special cells that allow the cuttlefish to change its colors so quickly.
What are chromatophores?
Giant squid are the favorite prey of this large mammal.
What is the sperm whale?
The most poisonous octopus is located in Australia and is called the ________________________.
What is blue ring octopus?
This is the name of the protruding portion of the chiton's mantle around the shell.
What is the girdle?