| 11. | It is ovoviviparous with probably around 12 pups per litter.
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| 12. | This species is thought to be ovoviviparous with mackerel sharks.
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| 13. | Reproduction is ovoviviparous, with up to 20 pups in a litter.
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| 14. | Like the majority of rattlesnakes, tiger rattlesnakes are ovoviviparous.
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| 15. | These snails are unusual among polygyrids in being ovoviviparous rather than oviparous.
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| 16. | Ovoviviparous, marine subtropical coastal fish up to 15 cm maximal length.
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| 17. | The majority of caecilians are ovoviviparous and give birth to already developed offspring.
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| 18. | In ovoviviparous species, the egg remains within the ovisac until it hatches.
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| 19. | Females are ovoviviparous, meaning they form eggs but do not lay them.
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| 20. | Reproduction is ovoviviparous, with no apparent reproductive season.
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