A new discovery challenges one of the strongest arguments in favor of the idea that animals with bilateral symmetry—those that, like us, have two halves that are roughly mirror images of each ...
AUSTIN, Texas—Groove-like tracks on the ocean floor made by giant deep-sea single-celled organisms could lead to new insights into the evolutionary origin of animals, says biologist Mikhail "Misha" ...
When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Protists are a diverse collection of organisms that do not fit into animal, plant, bacteria or ...
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