For example, considering how easy it would be for a bird with claws to get a little too curious about a fish sibling and ...

The study, which saw 13 male Betta fish placed in five different habitats for 31 days, found that fish in the large tanks were more active and spent less time resting and displaying abnormal ...

A new study published in Animal Welfare examined how tank size and furnishings impact the behaviour of Siamese fighting fish (Betta splendens), one of the world's most popular aquarium fish.