Enlarge this image Macaques use stones as hammers to smash open food items like shellfish and nuts. Lydia V. Luncz hide caption…
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Enlarge this image Colored transmission electron micrograph of a section through an Escherichia coli bacterium. This rod-shaped bacterium moves via its hair-like…
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Enlarge this image In 2003, Acanthamoeba polyphaga mimivirus, also known as mimivirus, was the first giant virus to be described. It’s larger…
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Enlarge this image The killer whale J2, better known as “Granny,” pokes her head out of the water in the Salish Sea…
