Lesson 2: What Makes A Whale A Whale?. Lesson 2 What makes a whale a whale? Whales are Mammals! Photo credit: M McGuire Photo credit: R Francis-Floyd.

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Presentation transcript:

Lesson 2: What Makes A Whale A Whale?

Lesson 2 What makes a whale a whale? Whales are Mammals! Photo credit: M McGuire Photo credit: R Francis-Floyd Photo credit: Liz Haverty Photo credit: M McGuire

Lesson 2 What makes a whale a whale? Let’s review… What Makes a Mammal a Mammal? 1. Warm-Blooded Photo credit: M. McGuire Photo credit Bill Hickey/ USFWS Photo credit: S. Rump

Lesson 2 What makes a whale a whale? 2. Backbone (vertebrae) Photo credit: M. McGuire

Lesson 2 What makes a whale a whale? 3. Air Breathing Taken under NOAA permit Photo credit: Dave Wild/Flickr

Lesson 2 What makes a whale a whale? 4. Have Hair Photo credit: Robin Perrtree/ Savannah State University Photo credit: Su Neko/Wikimedia commons

Lesson 2 What makes a whale a whale? 5. Give birth to live young (don’t lay eggs) Photo credit: Robin Perrtree/ Savannah State University Photo credit: Ruth Francis-Floyd

Lesson 2 What makes a whale a whale? 6. Nurse young by producing milk Photo credit: FWC Photo credit: Maxine Floyd

Lesson 2 What makes a whale a whale? What is a Marine Mammal? Mammals that live part of their life or all of their life in the ocean. Photo credit: NOAA Photo credit: USFWS

Lesson 2 What makes a whale a whale? Examples of Marine Mammals! Photo credit: M. McGuire Photo credit: NOAA Photo credit: M. McGuire Photo credit: E. Green Photo credit: NOAA

Lesson 2 What makes a whale a whale? There are 2 Types of Whales Toothed Whales, called “ODONTOCETES” Baleen whales, called “MYSTICETES” Photo credit: M. McGuire Taken Under NOAA Permit

Lesson 2 What makes a whale a whale? Toothed Whales (Odontocetes) Photo credit: NOAA

Lesson 2 What makes a whale a whale? Sperm Whales…The largest Odontocetes Photo credit: NOAA Photo credit: Flip Nicklin/ Taken Under NOAA Permit

Lesson 2 What makes a whale a whale? Some Odontocetes are Very Small Hector’s Dolphin A very small dolphin (about 5 ft) Found in New Zealand Photo credit: Dr. Mridula Srinivasan/NOAA

Lesson 2 What makes a whale a whale? Dolphin Anatomy (bottlenose dolphin) Eye Melon Blowhole Flipper Dorsal Fin Fluke Rostrum

Lesson 2 What makes a whale a whale? Other Special Features of Toothed Whales Single blowhole Photo credit: NOAA Echolocation

Lesson 2 What makes a whale a whale? Dolphin vs. Porpoise They live in different climates, and have different shaped rostrum, dorsal fin and teeth. Photo credit: NOAA

Lesson 2 What makes a whale a whale? Baleen Whales (Mysticetes) Photo credit: Dave Weller/ NMFS Photo credit: NOAA Taken Under NOAA Permit

Lesson 2 What makes a whale a whale? Baleen Whales are the Largest Animals on Earth! Photo credit: NOAA Blue whales can reach almost 100 ft. in length Blue whales are larger than the largest dinosaur! The heart of a blue whale is the size of a small car. No Way!

Lesson 2 What makes a whale a whale? Whale Anatomy (Humpback Whale) Eye Blowholes Flipper Dorsal Fin FlukeThroat Pleats

Lesson 2 What makes a whale a whale? Whale Anatomy (Right Whale) Eye Blowholes Flipper No dorsal fin (some whales have a small dorsal fin) Fluke

Lesson 2 What makes a whale a whale? Baleen whales do NOT have Teeth Baleen Photo credit: M McGuire Photo credit: Taken Under NOAA Permit

Lesson 2 What makes a whale a whale? Mysticetes do NOT have Echolocation Photo credit: NOAA

Lesson 2 What makes a whale a whale? Mysticetes have TWO Blowholes! Photo credit: Taken Under NOAA Permit Right whales produce a v-shape blow.

Lesson 2 What makes a whale a whale? What Have You Learned? Photo credit: NOAA