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Which one is a Cetacean

Which one is a Cetacean. What makes them mammals. Mysteceti/Baleen Whale s. At a length of 100 feet, and weighing in at 400,000 lbs, they are the largest animals ever on Earth. Right whales are named because they move slow they are big, and float when killed.

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Which one is a Cetacean

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  1. Which one is a Cetacean

  2. What makes them mammals

  3. Mysteceti/Baleen Whales

  4. At a length of 100 feet, and weighing in at 400,000 lbs, they are the largest animals ever on Earth

  5. Right whales are named because they move slow they are big, and float when killed

  6. Third largest whale, 66 ft, prefers tropical to temperate waters

  7. Known for -singing - distinct body shape which includes very large pectoral fins- very acrobatic-eat only in the winter near the poles and migrate towards the equator to give birth

  8. Have Baleen

  9. What does the largest animal on Earth feed on?

  10. Amazing hunting technique http://www.youtube.com/watch?v=vJvfjiCTvq4 humpback eating/ bubble netting

  11. Bubble NettingThis hunting technique is unusual.Whale dives along a school of small fish and swims around it releasing a stream of bubbles which enclose the schoolFish refuse to swim through bubblesWhale swims upwards through enter of school and eats

  12. Baleen whales communicate through a series of clicks Some sing complex songs (humpback)

  13. Why do they sing?

  14. Other behaviors include breaching.

  15. Lob-tailing

  16. http://www.youtube.com/watch?v=62RpSHIkUDo humpback singing

  17. Spy-hopping

  18. http://www.youtube.com/watch?v=yB2KvyiFUws spy hoppinghttp://www.youtube.com/watch?v=qoP1N0OyFichttp://www.youtube.com/watch?v=itvjYohS55w&feature=relatedhttp://www.youtube.com/watch?v=6KEXUaIlqzA&feature=relatedhttp://www.youtube.com/watch?v=xrUFZ13C3Q8

  19. Blue Whales Communicating • http://video.nationalgeographic.com/video/animals/mammals-animals/whales/whale_bluecalls/

  20. Blue Whale: Population Size? • Reproduce very slowly, every 2-3 years • Gestation period is 12 months

  21. Blue Whale • Found in every ocean • Aggressively hunted for oil and blubber • 1930-1931 ~30,000 were hunted and killed • An estimated 350,000 blue whales were killed; 99% of the population wiped out • How many remain today???

  22. Less than 10,000 in the Oceans ! .

  23. Odonteceti

  24. Characteristics Include: Conical shaped teeth

  25. Carnivorous

  26. http://www.youtube.com/watch?v=cg6VXFOtRsU dolphins huntinghttp://video.nationalgeographic.com/video/animals/mammals-animals/whales/orca-juvenile-training-lex/ killer whales gang up on a seal

  27. Very social

  28. Have conical shaped teeth (*porpoises have spade shaped teeth) • Generally smaller than mysticeti • Are carnivorous • Can dive up to 2000 meters and hold their breath for up to 90 minutes • Over 65 species with the Sperm Whale being the largest (about 60 feet long) • Communicate while hunting using signature clicks • Live in Pods • 5 – 30 individuals • Establish strong social bonds

  29. Some mate for life

  30. Some old males live solitary lives

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