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Transcript of The Narwhal
- Kingdom: Animalia
- Phylum: Chordata
- Class: Mamalia
- Order: Cetacea
- Family: Monodontidae
- Genus: Monodon
- Species: M. monoceros Location - Atlantic/Russian areas of the Artic
- East coast of Greenland
- Sea running from Greenland to
Russia Adaptations - Echo-Location: clicks, squeals, and whistles Relatives References - "Narwhal." Wikipedia. Wikimedia Foundation, 24 May 2013. Web. 28 May 2013. <http://en.wikipedia.org/wiki/Narwhal>.
- "Narwhal." National Geographic. N.p., n.d. Web. 28 May 2013. <http://animals.nationalgeographic.com/animals/mammals/narwhal/>.
- "Basic Facts About Narwhals." Narwhal. N.p., n.d. Web. 28 May 2013. <http://www.defenders.org/narwhal/basic-facts>.
- "NARWHAL." NARWHAL. N.p., n.d. Web. 28 May 2013. <http://www.enchantedlearning.com/subjects/whales/species/Narwhal.shtml>.
- "The Narwhal - Inuit Tusk Legend." The Narwhal - Inuit Tusk Legend. N.p., n.d. Web. 28 May 2013. <http://home.messiah.edu/~js1604/historyofnarwhal.html>.
- "How Does a Narwhal Move?" WikiAnswers. Answers, n.d. Web. 28 May 2013. <http://wiki.answers.com/Q/How_does_a_narwhal_move>.
- "Narwhal Whales." Narwhal: Mating Habits, Calves, Habitat, Narwhal Tusk. N.p., n.d. Web. 28 May 2013. <http://www.narwhalwhales.com/>.
- "Narhwal Home Page." Narhwal Home Page. N.p., n.d. Web. 28 May 2013. <http://w3.shorecrest.org/~Lisa_Peck/MarineBio/syllabus/ch9vertebrates/mammals/mammalwp/class_of_2005/kevin2/GnarlyNarwhal.html>.
- "Beluga Whale." Wikipedia. Wikimedia Foundation, 30 May 2013. Web. 31 May 2013. <http://en.wikipedia.org/wiki/Beluga_whale>.
*Uncited images provided by Google are used - Flexible Neck: can scan the deep waters - Large Lungs: stay underwater for 20 minutes - Thick Blubber: retains heat - Diver: dive deep distances - Two-teeth for both males and females
- Male's left tooth grows outward and spirals in clockwise direction
- Grows from 7 - 10 feet long Size Behavior Fantasy Facts - Long ago, narwhal sightings either reinforced or started the belief in unicorn legends Male - 16 feet long
- 1.8 tons Female Newborn - 13 feet
- 1 ton - 5 feet
- 175 pounds Skin Adults - Bluish-gray skin color with white blotches Newborns - Brown Shape - Cylindrical body
- No dorsal fin
- Round head
- Small mouth
- Blunt snout
- Thick layer of blubber Diet - fish - squid - shrimp - other marine animals - feed near sea floor Life Span - maximum of 50 years Socialization - 4 - 20 - some same gender, some not - pods travel together Population - 10,000 - 45,000 - hunted by: - Inuit hunters - polar bears - orcas - sharks - walruses Reproduction - 10 - 16 month gestation period - newborns are nursed for 4 months - vocalizes sound and processes feedback by head and tusk - tusk identifies water pressure and temperature - Inuit culture has tale of how the narwhal came to be - Narwhal tusks were thought to be unicorn horns - Narwhal tusks could be sold 10 times their weight in gold Migratory - close to coast - summer - farther as winter freeze - winters in packed ice - thrive in leads and small holes in ice The narwhal is closely related to the beluga whale. Similarities - echo-location - migratory - live in similar locations - blubber