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Tech
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fins
Cretaceous plankton-eating shark had long, wing-like fins Paleontology
Bizarre ancient shark slipped through the sea with long winged fins
Bizarre ancient shark slipped through the sea with long winged fins
Can these fasteners with fins avoid a brush with erasure?
Fins in snowshoes create temporary works of art on the golf course
One change took this fish from fins to limbs
