In Hungary, ethological research is most often identified with tests on dogs, but novel methodological advances could bring another species, the paradise fish, into the spotlight. Fish are easy to ...

Fish exhibit a remarkable diversity of pigment patterns, arising from the spatial arrangement and interactions of specialised pigment cells known as chromatophores. Three principal chromatophore ...

The Patagonian region, extending from the Andean foothills to the sub-Antarctic shelf, supports a diverse assemblage of fish taxa that display a wide range of life histories and dispersal strategies.