Wolverines breed, raise young in North Cascades Biologists have
learned that wolverines breed in the North Cascades. The
Wenatchee World MAZAMA, Okanogan County — Six years after
initiating the first wolverine study in the Pacific Northwest,
Keith Aubry has been able to confirm that these elusive animals
not only visit the North Cascades but also breed here. The
research biologist got that confirmation a couple weeks ago
after flying over their snow-covered territory and finding and
photographing two remote natal dens where two females, dubbed
Xena and Mallory, holed up to have kits. A remote video camera
later caught Xena with a kit in her mouth. Another camera is now
trained on Mallory's natal den to capture her the moment she
moves her kits to what's called a maternal den. He said
wolverines usually have a second den within about 200 meters,
where they move after weaning their babies and are ready to
leave them in the den while they go out to hunt. "This is
something we've been waiting for a long time," sa