Experienced aquarium owners know they should research different fish species before putting them in their tanks. Some fish are very aggressive and will fight with or eat their tank mates. Meanwhile, ...

Aggression is a complex behavior dependent on numerous factors such as personal experiences, upbringing, social context, personality and genetics. Florian Reichmann and his team at the Med Uni Graz ...

Most anemonefishes are striped and the direction of their stripes — vertical or horizontal — correlate with their levels of territorial aggression A new study reveals that anemonefishes display ...

Explore the life of the most aggressive bass in the world within a stunning 300-gallon aquarium (96x30x24 inches) featuring advanced equipment and a diverse aquatic environment. **Aquarium Details:** ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An aggressive frog-eating fish that breathes air has been found in new ...

A new study showed that psilocybin – the chemical compound in magic mushrooms that influences behavior and emotions – dissolved in water could make fish less aggressive and lazier. Researchers found ...