Piotr Naskrecki / Japanese Horseshoe Crab (Tachypleus tridentatus) week old larvae settling on the bottom of the ocean to start feeding on small soft-bodied invertebrates, Japan
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Piotr Naskrecki / Japanese Horseshoe Crab (Tachypleus tridentatus) flushing water backwards under its carapace to clear intake channels for breathing, Japan
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Piotr Naskrecki / Japanese Horseshoe Crab (Tachypleus tridentatus) pair in shallow water near city, Hakata Bay, Japan
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Piotr Naskrecki / Japanese Horseshoe Crab (Tachypleus tridentatus) blood which is blue due to copper-based hemocyanin and is widely used in the medical field, Japan
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Albert Lleal / Japanese Horseshoe Crab (Tachypleus tridentatus) carapace, occurs along the Atlantic shore of North America
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Piotr Naskrecki / Japanese Horseshoe Crab (Tachypleus tridentatus) pair in shallow water near city, Hakata Bay, Japan
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Piotr Naskrecki / Japanese Horseshoe Crab (Tachypleus tridentatus) in shallow, muddy waters very close to the shore, Japan
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Tony Wu / Newly hatched Japanese horseshoe crab (Tachypleus tridentatus) swimming into murky nutrient-rich water column filled with frenzy of copepods (Copepoda) . Sea of Japan, Yamaguchi Prefecture, Japan.
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Tony Wu / Juvenile Japanese horseshoe crab (Tachypleus tridentatus) clustering together, Japan, Pacific Ocean.
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Tony Wu / Juvenile Japanese horseshoe crab (Tachypleus tridentatus) juveniles, one burrowing into the substrate and the other flipped upside-down, Japan, Pacific Ocean.
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Tony Wu / Newly hatched Japanese horseshoe crab (Tachypleus tridentatus), around 7mm in size, fully formed and functional, Japan, Pacific Ocean.
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Tony Wu / Newly hatched Japanese horseshoe crab (Tachypleus tridentatus), around 7mm in size, fully formed and functional, Japan, Pacific Ocean.