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Anita Mayangpuspa posted an update 7 years, 1 month ago
https://knowridge.com/2017/04/these-predators-might-be-the-earliest-animal/
These predators might be the earliest animal | Knowridge Science ReportFor the last decade, zoologists have battled over the question “What is the oldest branch of the animal family tree?” Is it the sponges, as they had long thought, or a distinctly different set of creatures, the delicate marine predators called comb jellies? The answer could have a major impact on how we understand the …