The sand tiger shark has a mode of reproduction called "embryonic cannibalism," in which embryos consume all of their siblings before birth.

Shark Sibling Rivalry

You have questions and A Moment of Science has answers. Short science videos and audio science podcasts provide the scientific story behind some of life\'s most perplexing mysteries. There\'s no need to be blinded by science. Explore it, have fun with it, but most of all learn from it. A Moment of Science is a production of WFIU Public Media from Indiana University in Bloomington, Indiana.

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Shark Sibling Rivalry

Shark Sibling Rivalry