A groundbreaking fossil discovery in the Grand Canyon has unveiled exquisitely preserved soft-bodied animals from the Cambrian period, offering an unprecedented glimpse into early life more than 500 ...
Around 500 million years ago a strange creature with bulging eyes, a rudderlike tail and 30 pairs of spiny limbs extending from its cigar-sized body swam through Earth’s seas. Most of its legs ...
Spiders, crabs, and other arthropods evolved from a group of animals that underwent a burst of diversity around 500 million years ago. One fossil site provides an extraordinary glimpse into these ...
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