Shark Sex

FACT: Some female sharks can reproduce without a fertilized egg; it’s a phenomenon called parthenogenesis. FICTION: A Coney Island fortune teller predicts a shark cloning miracle. Your host, Kasha Patel, imagines what would happen if spectators witnessed a shark give a virgin birth and explores the science behind the various ways sharks reproduce. 

• A full guide to shark reproduction and baby sharks by Gili Shark Conservation 
• Switch from sexual to parthenogenetic reproduction in a zebra shark by Christine L. Dudgeon, Laura Coulton, Ren Bone, Jennifer R. Ovenden & Severine Thomas  
• Virgin births from parthenogenesis: How females from some species can reproduce without males by Mercedes Burns 
• How does a shark reproduce without a mate? By Louisa Wright 
• Lone Parents: Parthenogenesis in Sharks by Wendee Holtcamp 
• Intrauterine Cannibalism in Sharks by ReefQuest Centre for Shark Research 
• Shark Cannibalism: It's A Thing And It Just Got Weirder by Melissa Cristina Marquez 
• Body, jaw, and dentition lengths of macrophagous lamniform sharks, and body size evolution in Lamniformes with special reference to ‘off-the-scale’ gigantism of the megatooth shark, Otodus megalodon by Kenshu Shimada 
• Cannibalism in animals is more common than you think by Liz Langley  

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