Just a few days old, this elk calf explores the neighborhood.
Another young calf stays close to Mom.
Mule deer poses, near Lake Butte.
Two elk cows in a May snow squall. Most of the cows in this herd were heavily pregnant with calves due in early June.
Bull moose looking for love.
Elk at first light, Yellowstone River
Exploring the neighborhood.
Hello! I think he was considering walking in my back door.
Bull elk near Canyon Junction - after hustling his herd into the forest
Newborn elk calf hurries to keep up with mom.
Curiosity - yearling moose at Warm Creek
A few minutes later, mama moose joins the yearling.
Looking for trouble? Four bull moose hanging out together in Yellowstone's Round Prairie in late spring. Their antlers are just beginning to grow and will reach the usual gigantic size in autumn.
On the move! A bull elk hurries back to his herd along the Madison River.
Grizzly stalks an elk herd in Hayden Valley; all escape unharmed.
Bull Elk - Autumn Portrait
Turn-about is fair play! Elk chasing wolf.
Elk and new calf, Mt Washburn
Bull elk, Canyon area
Bull elk, near Mammoth Terraces
Bull elk in Alum Creek
Elk on alert, near Mammoth Hot Springs
Peek-a-boo. Two elk peer over a snow bank.
Bull elk near Rescue Creek Trailhead
Elk calf in Gardner River
Elk near Gardner River
Coming my way!
Bull ek with velvet rack, July, near Chittenden Bridge
Wary group of elk, near Yellowstone's Otter Creek
Bull elk near Wraith Falls
Bull elk, near Mammoth Hot Springs hotel
Elk herd in autumn, Lamar Valley
With the scent of nearby wolves, a bull elk dances away in the early morning fog, Hayden Valley.
Sleepy-eyed moose calf, about 10 months old, near Geode.
Nibbling the willows - moose and her calf, born last summer.
Moose among the flowers
Waiting out the storm, a moose beds down in a shallow cut.