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Fish Heart Out of Water
Under the lens of a microscope—in a shallow, glass well—spindly orbs pulse at...
A Sponge Crab's Updo
The sponge on this crab's back is more than a stylish accessory. The sponges are...
Cells Get Fat
These cells are from a pygmy sperm whale in a laboratory culture dish. The red dyed...
No, this is not an alien spaceship from another world—it is a baby file clam...