Other pygmy seahorses also prefer significantly deeper water. The "Japan pig" is about the size of a grain of rice, and is luckily not rare, found in a number of locations throughout eastern Japan.

Pygmy seahorses, about the size of a fingernail, are some of the smallest vertebrates in the world. First discovered in 1969, ...

You could be staring right at a pygmy seahorse and never know it’s there. These tiny reef dwellers are camouflage experts, blending perfectly into the coral they call home. In this episode, we take a ...

New pygmy seahorse discovered, first of its kind in Africa “It’s like finding a kangaroo in Norway,” says a researcher of the new species of lentil-size fish, found 5,000 miles from its ...

The pygmy seahorse is cute, that much is clear. It’s got amazing camo. Also clear. But the big mystery: How on Earth it changes to so perfectly match its surroundings.

Bargibant's pygmy seahorses (like the pair at the aquarium) were the first discovered. They have the widest distribution, are the second largest in size and are among the pickiest in terms of habitat.

The pygmy seahorse is so tiny, yet it has this elaborate social behavior,” he says. Smith photographed them using a digital SLR camera with a macro lens inside waterproof housing.

The pygmy seahorse is so tiny, yet it has this elaborate social behavior,” he says. Smith photographed them using a digital SLR camera with a macro lens inside waterproof housing.

(CNN) — Pygmy seahorses, about the size of a fingernail, are some of the smallest vertebrates in the world. First discovered in 1969, little was known about the creatures. But in the early 2000s ...

The pygmy seahorse is so tiny, yet it has this elaborate social behavior,” he says. Smith photographed them using a digital SLR camera with a macro lens inside waterproof housing.