Life in the World's Oceans Season 1 Episode 21 Breeding and Reproduction in a Large Ocean

  • TV-PG
  • February 2, 2018
  • 32 min

Semi-aquatic marine mammals exhibit behaviors quite different than those who live fully in the water. In the former, an entire female community in one geographic area can come into estrus simultaneously and needs relatively few males to reproduce. In the latter, reproduction appears to be one of the driving forces of whale songs that can be heard over thousands of kilometers.

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Life in the World's Oceans, Season 1 Episode 21, is available to watch and stream on The Great Courses Signature Collection. You can also buy, rent Life in the World's Oceans on demand at Apple TV Channels, Prime Video, Amazon, Hoopla online.
  • First Aired
    February 2, 2018
  • Content Rating
    TV-PG
  • Runtime
    32 min
  • Language
    English
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