Worm-like fossil is the oldest ancestor of spiders and crustaceans
Worm-like fossil is the oldest ancestor of spiders and crustaceans Arthropods belong to an evolutionary branch – the ecdysozoa – that contains about half of all animal species, and the earliest fossil evidence of the group now dates back 550 million years
Source: New Scientist, Thu, 21 Nov 2024 19:41:50 +0000