Fish can do math, scientists have found. It was thought they might flounder in arithmetic tests — but they showed they could quickly work trout sums …<div><a href="https://nypost.com/2022/04/01/fish-can-do-math-just-like-humans-according-to-new-research/?utm_source=flipboard&amp;utm_medium=syndicated&amp;utm_campaign=partnerfeed" target="_blank">Original link</a></div><div>(Originally posted by McDermott,)</div>