Radiolab

Baby Shark

23 snips
Jun 20, 2025
Dive into the mysterious world of baby sharks and their remarkable reproductive methods, from viviparous to ovoviviparous births. Discover a passionate conservationist’s innovative efforts in Malta, including the thrilling find of a viable shark egg. Experience the emotional journey of nurturing shark embryos with AI's help, and witness the heartwarming release of a baby shark back into the ocean. Lastly, explore the shift in society's view of sharks, advocating for appreciation over fear, and uncover the vital role these creatures play in our ecosystems.
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INSIGHT

Three Shark Birth Types

  • Sharks reproduce in three main ways: live birth, egg hatching inside the mother, and egg laying.
  • Each method has unique adaptations including placentas, milk baths, and internal egg battles.
ANECDOTE

Greg's First Shark Egg Discovery

  • Greg found a shark egg case in a dead spotted cat shark at a fish market.
  • He took it home, placed it in a plastic aquarium with seawater, and watched it carefully.
ANECDOTE

Raising Squiggle, The Shark

  • Greg nurtured the shark embryo in his aquarium and saw it develop blood vessels and move.
  • Despite his care, the embryo named Squiggle eventually stopped moving and died, but it proved viability from a dead shark.
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