18K views · 6.5K reactions | Our wolf pack spreading cheer through some caroling!  Wolves communicate visually in sophisticated ways, using body posture, facial expressions and tail positions. Audible communication is the howl, which bonds the pack, helps them reassemble and is sometimes just for play.  : 9-year-old Darci the gray wolf with siblings Canagan and Tala howling in the background from keeper Haley | Northwest Trek Wildlife Park | Facebook

1.1M views · 83K reactions | What’s the significance of the howl to a wolf? “They use it to mark territory. So, they howl together as a pack… They also will howl at intruders to get them to leave,” says Peggy Callahan, who runs the Wildlife Science Center in Minnesota. https://cbsn.ws/3XBwkeu | 60 Minutes | Facebook