It is not some secret that stress can be bad for animal brains, and social stress itself can lead to a build up of oxidative ...

Social stress raises brain oxidative stress, especially in low-status cichlid fish. High-status fish show better antioxidant ...

A) NEALE SAYS: Certainly, the best way to get moderately aggressive cichlids to tolerate tankmates is to introduce the cichlids — as juveniles — to a tank where the midwater dither fish are already ...

For more information, see the paper: Kadry, VO and RE Barreto (2010) Environmental enrichment reduces aggression of pearl cichlid, Geophagus brasiliensis, during resident-intruder interactions.

Dominant male cichlids stand out for their large size and vibrant colors — features driven by hormones linked to reproductive ...

Fish suffer from "social stress" - just like humans, according to a new study. Researchers found that male fish with low ...

In cichlids, low social rank is linked to higher brain oxidative stress and lower antioxidant capacity, while dominant males ...

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Cichlids also come in quite a diverse range of colors ... Angelfish must be kept in schools of six or more in at least an 80-gallon tank. They may show aggression toward other species, and should only ...

You might be surprised to learn that the strongest creatures on the planet do not automatically make up the list of most aggressive animals. Temperament is what plays a vital role in defining ...