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Humpback Whales The Basics Grade 4 Unit 4

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

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

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

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

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

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

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Megaptera novaeangliae What is a humpback whale?

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Humpback Whale Identification dark back light or dark belly

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Humpback Whale Identification extremely long pectoral flippers

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Humpback Whale Identification hump in front of dorsal fin

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Humpback Whale Identification rostrum

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Humpback Whale Identification tubercles on head and lower jaw

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Humpback Whale Identification pleats

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Humpback Whale Identification 40 50 feet long! 40 50 tons!

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Humpback Whale Identification flukes with black and white patterns

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Humpback Whale Identification Lets Review Length: 40-50 feet long

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Humpback Whale Identification Lets Review Adult Weight: 40-50 tons

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Humpback Whale Identification Lets Review pectoral flippers

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Humpback Whale Identification Lets Review rostrum

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Humpback Whale Identification Lets Review pleats

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Humpback Whale Identification Lets Review dorsal fin

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Humpback Whale Identification Lets Review fluke

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Humpbacks are Worldwide

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Humpbacks are Migratory

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Humpback Whale Migration

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

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Humpbacks are Acrobatic

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

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

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Humpbacks are Endangered Hawaiian Islands Humpback Whale National Marine Sanctuary

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Threats to Humpbacks killer whales sharks * humans *

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The End