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Black Ghost Knifefish
2007-02-21 16:48:01

The Black Ghost knifefish, Apteronotus albifrons, is a tropical fish belonging to the ghost knifefish family (Apteronotidae). They originate in South America in the Amazon Basin in Peru and from Venezuela through Paraguay in the Paraná Rivers. They are sometimes found in aquaria. The fish is all black except for two white rings on its tail. It moves mainly by undulating a long fin on its...

Word of the Day
ultimo
  • In the month which preceded the present; in the last month, as distinguished from the current or present month and all others.
  • In the month which preceded the present; in the last month, as distinguished from the current or present month and all others.
The word 'ultimo' comes from the Latin phrase 'ultimo mense', 'in the last month'.
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