Psilocybin selectively reduces escalated aggression in mangrove rivulus fish without suppressing social interaction, ...

Peaceful tanks look great, but they’re not always the most exciting. Some fish bring a lot more drama, and for hobbyists who know what they’re doing, that can actually be the fun of it. These ...

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 ...

Fish are more aggressive than many anglers give them credit for. These Lake Cascade jumbo perch were caught using three-inch-long crankbaits painted to imitate a small perch! Jordan Rodriguez Years ...

When fish from different habitats meet, it’s not always love at first swim. New research from Lund University in Sweden in collaboration with North Carolina State University shows that aggressive ...

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