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Download Overview of Toothed Whales
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Overview of Toothed Whales By: Lindsey Whitebread Overview of Toothed Whales • Order: Cetacea • Suborder: Odontonceti • Made up of 6 families A Few Fast Facts • • • • • Number of teeth differs among species Teeth have 3 main functions Active hunters Have a single blowhole Have a “melon” on head Family Delphinidae • Consists of 37 species • Two best known – Orca – Bottlenose Dolphin Orca Orca • Largest species in family • Distinctive markings • Found in all oceans • Highly social and vocal Bottlenose Dolphin • • • • Friendly and curious Elongated jaw forms bottlenose shape Breath through blowhole Found in open seas Family Monodontidae Consists of two unusual species – Beluga Whale – Narwhal Beluga Whale Beluga Whale • Found in Arctic and Sub-Artic waters • Known as “White Whale” • Extremely large “melon” • Lacks a dorsal fin Narwhal • Name means “corpse whale” • One long tusk • Found in Artic waters Family Phocoenidae • Consists of six species of porpoises • Best known is Harbor Porpoise • Smallest creatures in toothed whale classification • Found across the Northern Hemisphere Harbor Porpoise Families Physteridae and Kogiidae Consists of three species – Sperm Whale – Dwarf Sperm Whale – Pigmy Sperm Whale Pigmy Sperm Whale Sperm Whale • Largest of all toothed whales • Deepest diving mammal • Found in all oceans around the world Family Ziphidae • Consists of 20 plus species of Beaked Whales • Does not use teeth to catch prey • Little is know about the behavior Beaked Whale Super Family Platanistoidea • Consists of four species of River Dolphins • Most endangered • Found in waters around South America and China River Dolphin Beluga Whale Orca Bottlenose Dolphin Dwarf Sperm Whale
