KINSHASA: Thousands of tiny fish have been observed scaling a 15-metre vertical waterfall in the Democratic Republic of Congo, highlighting a striking example of adaptation in the wild.
Researchers recorded the behaviour of a shellear fish species, Parakneria thysi, at Luvilombo Falls in the upper Congo Basin.
Researchers recorded the behaviour of a shellear fish species, Parakneria thysi, at Luvilombo Falls in the upper Congo Basin.
The fish were seen climbing the rock face during seasonal floods at the end of the rainy season, typically in April and May, with only smaller individuals measuring about 3.7 to 4.8cm completing the…
