Read the full article here:Researchers visit wolf dens to learn more about pup survival and wolf population dynamics
By Sam Cook on Apr 23, 2016 at 11:00 p.m.
Duluth News Tribune
Humpal and a team of other wildlife biologists had come to examine the pups and place a trail camera outside their den. The research is part of a state and tribal effort to better understand the dynamics of Minnesota’s wolf population.
http://www.duluthnewstribune.com/outdoo ... population
Pictures of the pups are included!