# An ancient ocean full of giant predators reveals a surprising twist in evolution > HelixNews · Web page: https://helixnews.one/story/7899 · All pages for agents: https://helixnews.one/llms.txt 1 outlet covering · First listed: ScienceDaily, Nov 8, 2026, 4:45 PM · Read it: A remarkable fossil discovery in Colombia is challenging how scientists understand major evolutionary changes in Earth's history. Researchers uncovered an incredibly diverse ancient marine ecosystem where giant reptiles, sharks, and other creatures thrived as older evolutionary groups approached extinction and newer ones emerged. They call this previously unrecognized pattern a "Biotic Inflection," suggesting that major transformations in life can occur without mass extinctions. ## Who's covering it In the order they published: - Nov 8, 2026, 4:45 PM: [An ancient ocean full of giant predators reveals a surprising twist in evolution]() — ScienceDaily (Science news, United States) A remarkable fossil discovery in Colombia is challenging how scientists understand major evolutionary changes in Earth's history. Researchers uncovered an incredibly diverse ancient marine ecosystem where giant reptiles, sharks, and other creatures thrived as older evolutionary groups approached extinction and newer ones emerged. They call this previously unrecognized pattern a "Biotic Inflection," suggesting that major transformations in life can occur without mass extinctions.