Why Don’t Fish Have Necks?

»»Why Don’t Fish Have Necks?

Fish have fins and gills, but they don’t have necks. That’s partly because it would be difficult to swim quickly with a neck that wagged back and forth in the water

By | 2016-11-30T01:49:36+00:00 April 18, 2016|Categories: |Tags: |0 Comments

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