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By: Sam Hallman

Published on Nov 24, 2015

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PRESENTATION OUTLINE

ECOLOGY

BY:SAM HALLMAN

BIOSPHERE

  • 3,959 miles in radius.
  • Population-7.046 billion

ECOSYSTEM

  • Biotic-Polar bears,fish,penguins, and whales.
  • Average temp.-(-75°)F.
  • Abiotic- water, ice,and snow.
  • Amount of precipitation-166 mm per year.

COMMUNITY

  • Habitat-Antarctica
  • Niche-they live in ice cracks to protect themselves.
  • They eat squid, fish, shrimp, and crab.
  • There hunted by orcas,polar bears, and humans

POPULATION

  • There are about 80,000 narwhals worldwide.

ORGANISM

  • Narwhal
  • It's a carnivore.
  • There lifespan is about 50-100 years.