Palaeontology
A 555-million-year-old worm-like creature displayed a bias toward turning right, according to a new analysis of fossils from South Australia. The finding offers the earliest known evidence of handedness in animals.
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A variety of large fruits and seeds preserved in volcanic ash nearly 75 million years ago indicate that flowering plants were diverse and abundant during the dinosaur era.
Researchers have unearthed a remarkable fossil site in southern China that preserves a 512-million-year-old marine ecosystem from the Cambrian period. The find, known as the Huayuan biota, offers insights into life after the Sinsk extinction event around 513.5 million years ago. It includes thousands of fossils, many previously unknown to science.
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Extraordinary fossils of 518-million-year-old jawless fish suggest that the world's earliest known vertebrates possessed two pairs of eyes. Discovered in south-west China, these ancient creatures from the Cambrian period challenge our understanding of early animal vision. Researchers propose that this extra set of eyes evolved into modern organs like the pineal gland.