Sorrowhawk
The sorrowhawk was a type of raptor indigenous to Alcor IV known for its singing.

In 3189, in response to Cleveland Booker's defiant refusal to talk, Zareh told him "that's what everyone says and then they sing like an Alcorian sorrowhawk." ()

In the far future, Zora sought to make Craft more comfortable aboard the , playing calming natural sounds that reminded him of the shores of Alcor IV, including the calls of sorrowhawks. ()

Avians