Definition of livebearing in US English:



  • (of an animal) bearing live young rather than laying eggs; viviparous or ovoviviparous.

    • ‘Xiphophorus is a live-bearing freshwater fish and was maintained in 20 gallon freshwater aquaria and fed commercial flake food (Tetramin).’
    • ‘Poeciliids are a group of live-bearing fish, native to the New World but introduced elsewhere as mosquito control agents and ornamental fish.’
    • ‘The young of some live-bearing species have likewise been found to feast on their mother's flesh while still inside the mother - also regarded by scientists as highly unusual behavior.’
    • ‘A previous experimental study examined developmental processes of dispersal in the live-bearing lizard Lacerta vivipara and found that siblings had similar dispersal propensities dependent on prenatal effects.’
    • ‘Some of these studies have focused on live-bearing fishes of the family Poeciliidae.’
    • ‘Males in the live-bearing species have intromittent organs.’
    • ‘The Gila topminnow (Poeciliopsis o. occidentalis), a small, live-bearing fish, was once the most common fish in the Gila River, which drains nearly all of southern Arizona.’
    • ‘The endangered Gila topminnow is a small (2-inch, 5-centimeters-long) guppy-like, live-bearing fish.’