BOULDER, CO: April 10, 2019: A mountain lion is hanging out in a tree near Poplar ave and Wonderland Hill Ave in Boulder on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)

BOULDER, CO: April 10, 2019: A mountain lion is hanging out in a tree near Poplar ave and Wonderland Hill Ave in Boulder on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)

BOULDER, CO: April 10, 2019: A mountain lion is hanging out in a tree near Poplar ave and Wonderland Hill Ave in Boulder on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)

BOULDER, CO: April 10, 2019: A mountain lion is hanging out in a tree near Poplar ave and Wonderland Hill Ave in Boulder on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)

BOULDER, CO: April 10, 2019: A mountain lion is hanging out in a tree near Poplar ave and Wonderland Hill Ave in Boulder on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)

BOULDER, CO: April 10, 2019: A mountain lion is hanging out in a tree near Poplar ave and Wonderland Hill Ave in Boulder on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)

BOULDER, CO - April 10, 2019: The City of Boulder Mountain Parks kept watch on a mountain lion in a tree in the Wonderland Hills Park area on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)

BOULDER, CO: April 10, 2019: A mountain lion is hanging out in a tree near Poplar ave and Wonderland Hill Ave in Boulder on April 10, 2019. (Photo by Cliff Grassmick/Staff Photographer)