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Humpback Whales The Basics Grade 4 Unit 4

Humpback Whales The Basics Grade 4 Unit 4. Topics in this Presentation. Humpback Classification Humpback Identification (features) Humpback Behaviors Threats to Humpbacks. What is a humpback whale?. Class: Mammal (just like us!) Warm-blooded Produce milk Have hair

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Humpback Whales The Basics Grade 4 Unit 4

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  1. Humpback WhalesThe Basics Grade 4 Unit 4

  2. Topics in this Presentation Humpback Classification Humpback Identification (features) Humpback Behaviors Threats to Humpbacks

  3. What is a humpback whale? Class: Mammal (just like us!) • Warm-blooded • Produce milk • Have hair • Give birth to live young • Breathe air

  4. What is a humpback whale? Order: Cetacea whales, dolphins, and porpoises

  5. What is a humpback whale? Suborder: Mysticete baleen instead of teeth

  6. What is a humpback whale? Suborder: Mysticete two nares (nostrils)

  7. What is a humpback whale? Family: Balaenopteridae rorqual whale pleats

  8. What is a humpback whale? Megaptera novaeangliae

  9. Humpback Whale Identification dark back light or dark belly

  10. Humpback Whale Identification extremely long pectoral flippers

  11. Humpback Whale Identification hump in front of dorsal fin

  12. Humpback Whale Identification rostrum

  13. Humpback Whale Identification tubercles on head and lower jaw

  14. Humpback Whale Identification pleats

  15. Humpback Whale Identification 40 – 50 tons! 40 – 50 feet long!

  16. Humpback Whale Identification flukes with black and white patterns

  17. Humpback Whale Identification Let’s Review… Length: 40-50 feet long

  18. Humpback Whale Identification Let’s Review… Adult Weight: 40-50 tons

  19. Humpback Whale Identification Let’s Review… pectoral flippers

  20. Humpback Whale Identification Let’s Review… rostrum

  21. Humpback Whale Identification Let’s Review… pleats

  22. Humpback Whale Identification Let’s Review… dorsal fin

  23. Humpback Whale Identification Let’s Review… fluke

  24. Humpbacks are Worldwide

  25. Humpbacks are Migratory

  26. Humpbacks are Migratory

  27. Humpback Whale Migration

  28. Humpbacks Sing • only males • stationary or moving • during mating season • complex songs • 10-20 minutes long • sung for hours at a time

  29. Humpbacks are Acrobatic

  30. Humpback Behaviors breach fluke up headrise/ spyhop tail slap peduncle throw pec slap

  31. Humpback Behaviors head lunge mom/calf interactions bubble net linear bubble trail lunge feeding

  32. Humpbacks are Endangered Hawaiian IslandsHumpback WhaleNational Marine Sanctuary

  33. Threats to Humpbacks killer whales sharks * humans *

  34. The End

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