Dwindling natural habitats are causing a significant decline in certain seahorse species. To bolster populations, researchers ...

One seahorse-shaped hippocampus sits deep within each hemisphere of the mammalian brain. In each hippocampus’s CA3 area, humans have about 1.7 million nerve cells called pyramidal cells.

Seahorse species belong to the genus called Hippocampus, also the name of a part of vertebrates' brains. The anatomical hippocampus was allegedly named for its resemblance to the shape of a seahorse.