“Let the waters teem with swarms of living creatures”
(Genesis 1:20)

Years ago, I had the privilege of going to Antarctica twice to do scientific research in freshwater ecology. My specialty was the “lifestyle” of single-celled animals called protozoa. Spending hours looking through a microscope, it was always a welcome distraction to see a multi-celled invertebrate swim through the field of view. In Antarctic lakes that was usually a tardigrade, affectionately called “water bears,” which look like a gummy bear with six clawed legs and a barely noticeable head.
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