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A) Seasonal spawning B) Mass spawning C) Annual spawning D) Continuous spawning
A) Tentacles B) Mantle C) Hectocotylus D) Suckers
A) Deep sea corals B) The ocean floor C) The female's tentacles D) The female's mantle cavity
A) The female's body B) Deep sea corals C) Sandy substrate D) Hydrothermal vents
A) It solidifies B) It changes color C) It expands D) It dissolves
A) No B) Yes, until hatching C) Only in specific species D) Yes, for several months
A) Fully competent juveniles B) Dependent on parents C) Small embryos D) Larval plankton
A) Both sexes look identical B) Males are always smaller than females C) It is less noticeable than in other cirrate octopuses D) It changes based on water temperature
A) Enlarged suckers B) Extra tentacles C) Brighter coloration D) Larger eyes
A) They are poisonous B) They are protected by law C) They live at great depths D) They hide in caves
A) Sharks B) Seals C) Large teleost fish D) Sperm whales
A) They are transparent B) They lack innervated chromatophores C) They have thick skin D) They live in darkness
A) 2,000 meters B) 1,000 meters C) 500 meters D) 200 meters
A) By hiding in deep sea corals B) By changing color C) By releasing ink D) It is largely unknown
A) Dumbo octopus B) Disney octopus C) Finned squid D) Abyssal jelly
A) 5 B) 25 C) 17 D) 10
A) Crawling along the sea floor B) Jet propulsion C) Fin propulsion D) Relying on ocean currents
A) To conserve energy B) To escape predators quickly C) To move faster than prey D) To create bioluminescence
A) Smooth and muscular B) Scaly C) Hard and calcified D) Gelatinous
A) Seaweed B) Planktonic larvae C) Copepods D) Small fish
A) A shallow-water specialist B) A mid-water dweller C) A coastal scavenger D) The deepest living octopus known
A) Tonga Trench B) Java Trench C) Philippine Trench D) Mariana Trench
A) Norway B) USA C) Philippines D) Australia
A) Azores B) Gulf of Mexico C) Gulf of Guinea D) Java Trench
A) Grand Cayman Express B) Boka Falcon C) Far Samson D) Normand Ocean
A) Because it has a large nose B) Resemblance to the character from a 1941 Disney film C) Because it makes a loud sound D) After the scientist who discovered it
A) Enigmatiteuthis and Cryptoteuthis B) Grimpoteuthis and Luteuthis C) Opisthoteuthis and Cirroctopus D) Cirroteuthis and Stauroteuthis
A) Stauroteuthis and Cirroteuthis B) Cirroctopus and Opisthoteuthis C) Enigmatiteuthis and Luteuthis D) Cryptoteuthis and Cirroteuthis
A) Grimpoteuthididae B) Opisthoteuthidae C) Stauroteuthidae D) Cirroteuthidae
A) Cirroteuthis B) Enigmatiteuthis C) Luteuthis D) Cryptoteuthis
A) Using jet propulsion exclusively B) Slowly crawling with its arms C) Burrowing into the sediment D) Floating with ocean currents
A) Luteuthis B) Cirroteuthis C) Stauroteuthis D) Opisthoteuthis
A) Webbing flaps B) Tentacle hooks C) Cirri D) Mantle fins
A) Small fish B) Sponges C) Corals D) Benthic polychaetes
A) Grimpoteuthidea B) Grimpoteuthidae C) Grimpoteuthisidae D) Grimpoteuthidaeus |