A dark gray tail has obvious black at the base when ... Christmas Bird Count showed dramatic evidence of the Eurasian collared-dove’s explosive expansion across the continent in a quarter ...

However, the virus’ threat to other species is limited. "This is something that primarily affects collared doves and pigeons," explained wildlife officer Jordon DePriest in a statement from CPW.

Colorado Parks and Wildlife (CPW) said an avian virus is causing a significant die-off of an invasive species in the lower ...

CPW officers said an avian virus is killing invasive Eurasian collared doves near the towns of La Junta and Rocky Ford. Two of the dead collared doves were sent to the CPW wildlife health lab and ...