The Brief
Environmental Military Police in Brazil witnessed a new skill in bumblebee catfish, a rare species native to South America and Asia, according to Fishlore.
Migrating to spawn
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Footage captured by the Environmental Military Police shows bumblebee catfish swimming up a small waterfall in the Aquidauana River in the central-western state of Mato Grosso do Sul on Nov. 16, 2024.
A team of Brazilian scientists saw the footage and went to that exact spot to study the phenomena and published a scientific article based on this behavior.
The footage shows groups of bumblebee catfish, otherwise known as Rhyacoglanis paranensis , "clustered and slowly moving upstream," the study said.
Some of the videos also captured large numbers of the species piled onto w