New research reveals that a long-overlooked genetic anomaly in birds has significantly altered our understanding of their evolutionary lineage , demonstrating that the avian family tree is more complex than previously believed, with implications for the evolutionary analysis of other organisms. An enormous meteor spelled doom for most dinosaurs 65 million years ago. But not all. In the aftermath of the extinction event, birds — technically dinosaurs themselves — flourished.
But birds were prepared to deceive us. In a pair of new research papers released today, April 1, scientists reveal that another event 65 million years ago misled them about the true family history of birds. They discovered that a section of one chromosome spent millions of years frozen in time, and it refused to mix together with nearby DNA as it should hav
Birds Genetic Anomaly Evolutionary Lineage Avian Family Tree Dinosaurs Chromosome
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