How Did an Aquarium Stingray Get Pregnant without a Mate?

Charlotte, a stingray at a North Carolina aquarium is pregnant—without a male stingray in her tank to impregnate her. Speculation is running wild that cohabitating sharks may be Charlotte’s mate. Here’s why that’s unlikely—and how the spontaneous pregnancy known as parthenogenesis is much, much cooler.

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🎤🎞️ Carin Leong
✏️ Carin Leong & Stephanie Pappas
📸 Team ECCO, Getty Images

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