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Dive into the World of Cartilaginous Fishes: Sharks and Rays

Explore the fascinating evolution of cartilaginous fishes, including species such as sharks and rays. These creatures boast fins, a cartilaginous skeleton, and 5-7 gill slits on both sides, with most adorned with small, protective scales. Their jaws are finely tuned for grasping and tearing apart prey. Discover the unique adaptations and characteristics that make the Sharks and Rays stand out in the world of vertebrates.

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Dive into the World of Cartilaginous Fishes: Sharks and Rays

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  1. Lecture 6ANIMAL EVOLUTION: THE VERTEBRATES

  2. Cartilaginous Fishes • Include species of sharks and rays. • Have fins, cartilaginous skeleton & 5-7 gill slits on both sides. • Most have scales. • Scales: small, bony plates that protect their body surfaces without weighing them down. • Jaws are used to grab and rip chunks of prey.

  3. The Sharks and The Rays

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