¿Cómo se formó el primer animal? | Precámbrico #3

Si las primeras formas de vida eran simples células, ¿cómo es que estos organismos unicelulares lograron formar animales complejos? La respuesta está en la cooperación. Referencias: 1. Eric Libby, William C. Ratcliff (2014). Ratcheting the evolution of multicellularity. Science 346, 426-427. https://doi.org/10.1126/science.1262053 2. McMillen, P., Levin, M. (2024). Collective intelligence: A unifying concept for integrating biology across scales and substrates. Commun Biol 7, 378. https://doi.org/10.1038/s42003-024-06... 3. Timothy M. Gibson, et al. (2018); Precise age of Bangiomorpha pubescens dates the origin of eukaryotic photosynthesis. Geology 46 (2): 135–138. https://doi.org/10.1130/G39829.1 4. Och, L. M., & Shields-Zhou, G. A. (2013). The Neoproterozoic oxygenation event: Environmental perturbations and biogeochemical cycling. Earth-Science Reviews, 110 (1-4), 26-57. https://doi.org/10.1016/j.earscirev.2... 5. Paul F. Hoffman, et al. (2017). Snowball Earth climate dynamics and Cryogenian geology-geobiology. Science Advances 3, e1600983. https://doi.org/10.1126/sciadv.1600983 6. Chambers, J. (2020). Life on land made possible by ozone layer. Earth Archives. https://eartharchives.org/articles/li... 7. NOAA (2024). What is a sponge? National Ocean Service. https://oceanservice.noaa.gov/facts/s... 8. Bing Shen, et al. (2008). The Avalon Explosion: Evolution of Ediacara Morphospace. Science 319, 81-84. https://doi.org/10.1126/science.1150279 9. Windley, B. Frederick (2019). Ediacara fauna. Encyclopedia Britannica. https://www.britannica.com/science/Ed... 10. Mitchell, E., Kenchington, C., Liu, A. et al. (2015). Reconstructing the reproductive mode of an Ediacaran macro-organism. Nature 524, 343–346. https://doi.org/10.1038/nature14646 11. Hoyal Cuthill, J. F., et al. (2014). Fractal branching organizations of Ediacaran rangeomorph fronds reveal a lost Proterozoic body plan. PNAS, 111 (36), 13122-13126. https://doi.org/10.1073/pnas.1408542111 12. Evans S. D., et al. (2020). Discovery of the oldest bilaterian from the Ediacaran of South Australia. PNAS, 117 (14) 7845-7850. https://doi.org/10.1073/pnas.2001045117 13. Ivantsov A. Y., Zakrevskaya M. (2023). Body plan of Dickinsonia, the oldest mobile animals. Earth and Environmental Science Transactions of the Royal Society of Edinburgh. 114 (1-2): 95-108. https://doi.org/10.1017/S175569102300... 14. Brandt M. G., et al. (2019). Gregarious suspension feeding in a modular Ediacaran organism. Science Advances 5, eaaw0260. https://doi.org/10.1126/sciadv.aaw0260