Breeding African cichlids introduces a new level of complexity to aquarium care. These baby fish require specific conditions ...

Who knew that baby salmon were such explorers? The long-held understanding that baby salmon emerge from the streams where they hatched to head out to sea actually is missing a far more complex story – ...

The fish are small, recently raised, and about to enter a much larger world. They are carefully transported and released into a massive tank filled with coral, rock, and movement. But they are not ...

Mature adults have just one verticle stripe behind their eyes. Camille Sautereau Baby tomato clownfish typically have two or three vertical white stripes decorating their bright-orange bodies. As they ...

A tiny, yellow-and-orange juvenile warty frogfish rests on a coral-like object in a habitat at Chicago's Shedd Aquarium. A tiny fish is making big waves at Shedd Aquarium as animal caretakers ...