Bimodal reproduction

Bimodal reproduction is the ability of a vertebrate animal to reproduce by both laying eggs and giving birth.[1][2][3][4][5][6] Examples of these animals include Saiphos equalis, Zootoca vivipara,[7] and Lacerta vivipara.[8] [9]

References

1. "This Lizard Is in the Middle of a Wild Evolutionary Transition, Scientists Believe - VICE". www.vice.com.
3. Beltrán, Iván; Loiseleur, Rebecca; Durand, Victorien; Whiting, Martin J. (June 7, 2020). "Effects of early thermal environment on the behavior and learning of a lizard with bimodal reproduction". Behavioral Ecology and Sociobiology. 74 (6): 73. doi:10.1007/s00265-020-02849-6. S2CID 219183603 – via researchers.mq.edu.au.
4. Beltrán, Iván; Durand, Victorien; Loiseleur, Rebecca; Whiting, Martin J. (November 7, 2020). "Effect of early thermal environment on the morphology and performance of a lizard species with bimodal reproduction". Journal of Comparative Physiology B: Biochemical, Systemic, and Environmental Physiology. 190 (6): 795–809. doi:10.1007/s00360-020-01312-2. PMID 32951106 – via PubMed.
5. "Egg-laying lizard also gives live birth. Is this evolution before our eyes?". The University of Sydney.
6. "Lizard produces eggs and live young". Cosmos Magazine. April 2, 2019.
7. Foucart, Thomas; Lourdais, Olivier; DeNardo, Dale F.; Heulin, Benoit (November 15, 2014). "Influence of reproductive mode on metabolic costs of reproduction: insight from the bimodal lizard Zootoca vivipara". Journal of Experimental Biology. 217 (22): 4049–4056. doi:10.1242/jeb.104315. PMID 25278472 – via jeb.biologists.org.
8. Heulin, Benoit; Kirsten Osenegg-Leconte; David Michel (1997). "Demography of a Bimodal Reproductive Species of Lizard (Lacerta vivipara): Survival and Density Characteristics of Oviparous Populations". Herpetologica. 53 (4): 432–444. JSTOR 3893257 – via JSTOR.
9. "This lizard lays eggs and gives live birth. We think it's undergoing a major evolutionary transition". theconversation.com.