October 25, 2024 at 9:22 am
This Worm Is 520 Million Years Old, But Still Has An Intact Gut And Brain
“Developmental data are just so central to understanding their evolution.”
“Developmental data are just so central to understanding their evolution.”
It might be due to how they breathe.
An arthropod is an invertebrate animal having an exoskeleton (external skeleton), a segmented body, and jointed appendages. Arthropods include all insects, arachnids, and crustaceans. Their body plan consists of repeated segments, each with a pair of appendages. Their versatility has enabled them to become one of the most species-rich members on the planet. [Source]…
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