The Talarian homeworld was an inhabited planet. This was the homeworld of the Talarians. Animals included the t'stayan.

Jono, the surrogate son of Captain Endar, when in distress, would go to the brae and run along the river as fast as he could, an action that provided calmness for him. (TNG: "Suddenly Human")

According to Star Trek: Star Charts (p. 37) and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), there was a star system named Talar, in which this planet might possibly have been located, in the Alpha Quadrant. This was the capital system of the Talarian Republic. The system's primary was a F-class star.