A) Orca B) Dolphin C) Seal D) Manatee
A) Coastal waters B) Freshwater lakes C) Polar regions D) Deep sea
A) Sirenia B) Cetacea C) Pinnipeds D) Elasmobranchs
A) 4 B) 6 C) 8 D) 2
A) From consuming rocks B) By hunting small fish C) From seaweed D) From their mother's milk
A) Habitat loss B) Pollution C) Illegal hunting D) Climate change
A) Vocalizations B) Holograms C) Bioluminescence D) Sign language
A) Trichechus latirostris B) Manatus mexicanus C) Trichechus manatus D) Manatus africanus
A) Charles Darwin B) Alexander von Humboldt C) Georg Wilhelm Steller D) Carl Linnaeus
A) Around the Commander Islands in the Bering Sea B) The Caribbean Sea C) The Gulf of Mexico D) The Mediterranean Sea
A) Introduction of invasive species B) Competition with other marine mammals C) It was hunted into extinction for its meat, fat, and hide D) Climate change causing habitat loss
A) Cetacea B) Trichechidae C) Dugongidae D) Pinnipedia
A) Up to 12 meters (39 feet) B) Up to 5 meters (16 feet) C) Up to 9 meters (30 feet) D) Up to 15 meters (49 feet)
A) A thicker layer of blubber B) Ability to hibernate underwater C) Thick fur covering its body D) Antifreeze proteins in its blood
A) It could float on its back at all times B) It was positively buoyant and unable to submerge completely C) It could dive deeper than any other marine mammal D) It had a neutral buoyancy like most fish
A) Covered in scales B) Completely smooth throughout C) Smooth along its back and rough on its sides D) Rough and spiky all over
A) Sharp teeth B) A dense array of interlacing white bristles on its upper lip C) Suction cups D) Claws on its flippers
A) To cover its eyes to prevent injury while feeding B) To help it see better underwater C) To keep its eyes moist D) To regulate light entering the eye
A) 50 meters (164 feet) B) 300 meters (984 feet) C) About 151 meters (500 feet) D) 100 meters (328 feet)
A) 12 to 15 tons B) 2 to 4 tons C) 8 to 10 tons D) 5 to 7 tons
A) Convergent evolution with other marine mammals of genes related to metabolic and immune function B) It was closely related to terrestrial mammals C) It evolved from a land-dwelling ancestor D) It had no significant evolutionary adaptations
A) Elon Musk B) Jeff Bezos C) Bill Gates D) Sergi Bachin
A) 1893 B) 1744 C) 1868 D) 1840
A) An artificial womb B) Advanced cloning techniques C) Crossbreeding with other marine mammals D) A natural habitat restoration
A) They suffered a population bottleneck roughly 400,000 years ago. B) They evolved independently without any common ancestors. C) They had no significant changes in their populations over time. D) They were unaffected by environmental changes.
A) Agarum spp. B) Nereocyctis luetkeana C) Phyllospadix spp. D) Laminaria saccharina
A) Three months. B) Six months. C) Two years. D) A little over a year.
A) Johann Friedrich von Brandt B) Friedrich Plenisner C) Peter Simon Pallas D) Vitus Bering
A) Sirenia B) Trichechidae C) Hydrodamalinae D) Dugongidae
A) Dusisiren B) Manati C) Rytina D) Hydrodamalis
A) Waxell's Manuscript B) The Pallas Picture C) Tsarskoye Selo Picture D) The Ideal Image
A) By producing bioluminescent signals B) Through vocal cords like humans C) Using echolocation D) With sighs and snorting sounds
A) Triangular B) Forked, like that of whales or dugongs C) Square-shaped D) Round and flat
A) Transparent B) Brightly colored with stripes C) Brownish-black with white patches on some individuals D) Completely white
A) 12 B) 27 C) 62 D) 90
A) In schools as part of physical education B) During festivals and celebrations C) Outdoors in good weather D) At home between adults during bad weather
A) Theodore Sherman Palmer B) Johann Karl Wilhelm Illiger C) Eberhard von Zimmermann D) Anders Jahan Retzius
A) BioNTech B) Colossal Biosciences C) Moderna D) Amgen
A) spissa B) stelleri C) gigas D) cuestae
A) Lars von Trier B) Etienne de France C) Ingmar Bergman D) Björk Guðmundsdóttir
A) Johann Friedrich von Brandt B) Stejneger C) Peter Simon Pallas D) Sven Waxell
A) Northern fur seal B) Steller sea lion C) Sea otter D) The dugong (Dugong dugon)
A) Seagrass B) Fish C) Plankton D) Kelp
A) Grain B) The Lightbox C) The Golden Gate D) Falling Awake
A) Holocene B) Late Pleistocene interglacial deposits C) Pliocene D) Middle Pleistocene
A) Buldir Island B) Adak Island C) Kiska Island D) St. Lawrence Island
A) Dusisiren gigas B) Rytina gigas C) Manati stelleri D) Hydrodamalis gigas
A) 1844 B) 1741 C) 1855 D) 1895
A) 2019 B) 2021 C) 2018 D) 2015
A) George Steller B) Charles Darwin C) Elizabeth Porfirevna Orlova D) Alexander von Humboldt
A) Johann Karl Wilhelm Illiger B) Eberhard von Zimmermann C) Georg Wilhelm Steller D) Anders Jahan Retzius |