Furry, canine-featured humanoids of the Beta Renner system, bitter enemies of the neighboring reptilian Selay.
The Anticans share the Beta Renner system with the Selay, a reptilian species from another planet in the same system. The two peoples despise each other, and both sought admission to the Federation despite their hostility.
In Lonely Among Us, the Enterprise carried rival Antican and Selay delegations to a neutral planet called Parliament to settle their dispute. The two groups kept trying to attack each other aboard the ship, adding to the chaos while a mysterious energy being moved from one crew member to another.