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Watch: Mysterious shark pup hatches in aquarium tank with no malesThis is what was determined to have happened when a female zebra shark at Chicago's Shedd Aquarium hatched an egg without any male contact in 2022. Delayed fertilization has also been documented ...
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No males required: shark mother gives birth despite only being surrounded by femalesIt allows sharks to delay egg fertilization and birth when conditions ... Similarly, in 2017, researchers in Australia documented parthenogenesis in zebra sharks. They found that female zebra ...
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