{"ok":true,"nota":{"id":"4725ddb5bfdf45cd","slug":"hallan-fosiles-de-un-anfibio-acorazado-que-vivio-todo-el-tiempo-en-el--4725dd","titulo":"Hallan fósiles de un anfibio acorazado que vivió todo el tiempo en el mar hace 237 millones de años","resumen":"Científicos de la Universidad de California en Davis, la Universidad de Pekín y el Museo Geológico de Guizhou analizaron fósiles de un anfibio blindado del tamaño de una salamandra gigante. Lo llamaron Gerrothorax maritimus y vivía en el fondo del océano.","fuente":"phys","fuenteNombre":"Phys.org","color":"#2b5c8a","autor":"","url":"https://phys.org/news/2026-10-armored-amphibian-sea-million-years.html","imagen":"https://scx1.b-cdn.net/csz/news/tmb/2026/researchers-unearth-fo.jpg","tema":"ciencia","subtemas":["paleontología","anfibios","evolución","fósiles","triásico"],"entidades":["Universidad de California, Davis","Universidad de Pekín","Museo Geológico de Guizhou","Gerrothorax maritimus"],"formato":"dato","entretenimiento":false,"pubTs":"2026-10-26T16:00:06.000Z","indexTs":"2026-10-26T16:04:10.451Z","hash":"4b6dc9407422463c2e3a0815f32c76943898d6b939677e82610f4af5021e62f9","tsa":{"time":"Oct 26 16:04:38 2026 GMT","provider":"freetsa.org","sobre":"sello"},"stats":{"views":0,"likes":0,"clicks":0,"dwell":0},"tipo":"normal","registro":"hallazgo","porQueImporta":"Hasta ahora se pensaba que los anfibios necesitaban volver a la tierra o a agua dulce para reproducirse, y este fósil muestra que hubo uno que vivió siempre en el mar. Es un recordatorio de que la historia de la vida es mucho más variada de lo que los manuales cuentan. Para nosotros, sirve para entender cómo los seres vivos se adaptan cuando el ambiente cambia.","quienFirma":"Universidad de California, Davis","confianza":"revisado","consulta":null},"sello":{"hash":"4b6dc9407422463c2e3a0815f32c76943898d6b939677e82610f4af5021e62f9","sello":"ffb19195347847c7cf7dd2a13249a7e7b57ff91320906551c60151ff770ac0a1","beacon":{"drand":{"cadena":"8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce","ronda":6586655,"aleatorio":"1595cc05e9c98abad07d94e2907d2c1e126422c09b42d4c45f823e0e97c4a631","tiempo":"2026-10-26T16:04:30.000Z"},"nist":{"cadena":2,"pulso":2000521,"salida":"0E5DE3F5DA6421130B918C42F63435E321AF47FA6E11C0A7E75A3400E1B96C0D64BEC288CF323C26ECB7048E7CF419A699D07963A5C18DD0936947CF31CB20AF","tiempo":"2026-10-26T16:04:00.000Z"},"noAntes":"2026-10-26T16:04:30.000Z"},"verificacion":{"drand":true,"nist":true},"tsa":{"time":"Oct 26 16:04:38 2026 GMT","provider":"freetsa.org","sobre":"sello"},"original":{"titulo":"Armored amphibian lived entirely at sea 237 million years ago, fossils suggest","descripcion":"Scientists report fossil evidence of the first fully marine amphibian in a study from the University of California, Davis; Peking University; and the Geological Museum of Guizhou. The amphibian is an armored, giant salamander–sized, bottom-dwelling ocean creature that the researchers named Gerrothorax maritimus.","pubDate":"Mon, 26 Oct 2026 12:00:06 EDT","url":"https://phys.org/news/2026-10-armored-amphibian-sea-million-years.html"},"indexado":"2026-10-26T16:04:10.451Z"}}