Exploring What Makes Whales Unique in the Marine Mammal World

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Delve into the fascinating world of whales, understanding the key characteristics that distinguish them as mammals of the sea. From warm-blooded creatures with backbones to air-breathing giants, witness how whales give birth to live young, nurse their offspring, and truly embody the essence of marine mammals.

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Lesson 2: What Makes A Whale A Whale?

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

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

2. Backbone (vertebrae) Photo credit: M. McGuire 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?

Photo credit: USFWS 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: USFWS Photo credit: NOAA Photo credit: NOAA Lesson 2 What makes a whale a whale?

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

Sperm WhalesThe 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) Melon Dorsal Fin Blowhole Rostrum Eye Fluke Flipper Lesson 2 What makes a whale a whale?

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

Dolphin vs. Porpoise Photo credit: NOAA Photo credit: NOAA Photo credit: NOAA They live in different climates, and have different shaped rostrum, dorsal fin and teeth. 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! No way! Image credit: myfavoritedinosaur.com The heart of a blue whale is the size of a small car. Lesson 2 What makes a whale a whale?