Latest Steatocranus Stories
"Sound vibrations are transmitted to the inner ear via anterior extensions of the swim bladder or via bony ossicles", the biologist Tanja Schulz-Mirbach explains how swim bladders may serve for hearing.
Steatocranus (Boulenger, 1899) is a small genus of rheophilic cichlid fish endemic to the Congo River, although one species, Steatocranus irevinei, occurs in West Africa. The genus currently includes 9 species, all of which have relatively reduced swim bladder function. The name Steatocranus refers to the fatty deposit on the forehead of most species. Two species, Steatocranus casuarius (also known as the Lionhead, Blockhead or Humphead) and Steatocranus tinanti are relatively common in the...
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