The image shows a black ground beetle on a white surface with a ruler next to it.
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The image shows a black ground beetle on a white surface with a ruler next to it. The beetle has a long, cylindrical body with a black head and legs, and its antennae are long and thin. Its eyes are large and round, and it has a black and white striped pattern on its body. The ruler is a standard measuring tool used to measure the size of the beetle.