3D-printed shell halves allowed researchers to peek inside the cichlid's home and observe the behavior of the mother and her fry during brood care.

Most recently, researchers have realised that their stable population sizes over recent decades could be thanks to the fact that these old fish are not dying, even as they fail to produce young ...

They are livebearers, meaning they give birth to live young, which can be fascinating ... Corydoras catfish are small, bottom ...

Juvenile bigmouth buffalo fish, the focus of research uncovering why these young rarely survive past their first summer. / Alec Lackmann, PhD Additionally, a complete lack of study and subsequent ...

Eight fascinating animal species, such as Darwin's frog and mouthbrooding cichlids, exhibit unique reproductive strategies ...

The young and the mother each follow ... abandoned snail shells in which they raise their offspring. Although these cichlids are a popular aquarium fish, what goes on inside the shell has, until ...

The mother fish itself also has a precise idea of when it is time to let her offspring go: if her young were replaced with an older clutch, she would push the larvae that she thought swam out too ...

The scientists theorise that the inordinately long lives of the fish are in fact an adaptation to the fact that their young only succeed once in a long while. But more research is needed to know ...