Tetras are easy to keep, but a few simple tips make a huge difference in their health and color. This video covers filtration ...

Peaceful tanks look great, but they’re not always the most exciting. Some fish bring a lot more drama, and for hobbyists who ...

Cardinal tetras are famous for their glowing blue and bright red stripes that run across their bodies. People often mix them up with neon tetras, but cardinal tetras have a bright red line that goes ...

Neil Sims has a vision. He imagines thousands of red drum fish swimming in the open Gulf, the Florida sun glinting off ...

A RIKEN researcher and his colleague have identified how genes are expressed in fish embryos when they first start using ...

The ability of some animals to dynamically change color to match the brightness of their surroundings is one of nature's ...

This Animal Crossing: New Horizons Fish guide features a complete list of all 80 Fish that are available to catch and collect throughout the game, along with their locations, the best time-frames ...

One of the fundamental rules of inheritance states that different alleles (gene copies) of a trait, such as sex, are ...

Your Vox Membership goes further this holiday season. When you buy an annual membership, we’ll give one to someone who can’t afford access. It’s a simple way for you to support Vox’s journalism and ...

A new study reveals how frogfish mastered their eerie fishing trick: by rearranging their motor neurons. Here’s the ...