Infraorder Cetacea: Whales, Dolphins, and Porpoises - Lecture 7.4

Explore the fascinating world of cetaceans in this 52-minute lecture. Dive deep into the evolutionary history of whales, examining their transition from land to sea. Discover the unique adaptations of various whale species, including telescoped skulls and specialized feeding mechanisms. Learn about the diverse families within the infraorder Cetacea, from the massive sperm whales to the endangered river dolphins. Investigate the remarkable abilities of these marine mammals, such as their use of sound for communication and echolocation. Gain insights into conservation challenges facing species like the vaquita porpoise. Conclude with a comprehensive understanding of cetacean biology, behavior, and the urgent need for their protection in our changing oceans.

Introduction
Questions
Whales
When Wales walked
Telescoped skulls
Sperm whales
Prv order
Baleen whales
Feeding
Sound
Gray Whale
Pygmy Whale
odontocetes
Porpoise
Sea of Shadows
Dolphin Family
Chinese River Dolphin
La Plata River Dolphin
Ganges River Dolphin
ZFID
Conclusion