James Halfpenny

Scats and Tracks of Alaska Including the Yukon and British Columbia

A Field Guide To The Signs Of Sixty-Nine Wildlife Species

See those animal signs on the trail? Was that footprint left by a fox or a wolf? Was that pile of droppings deposited by a moose, a mouse, or a marten...

Scats and Tracks of the Pacific Coast

A Field Guide to the Signs of 70 Wildlife Species

See those animal signs on the trail? Was that footprint left by a fox or a wolf? Was that pile of droppings deposited by a moose, a mouse, or a marten...

Scats and Tracks of the Southeast

A Field Guide to the Signs of 70 Wildlife Species

See those animal signs on the trail? Was that footprint left by a fox or a wolf? Was that pile of droppings deposited by a moose, a mouse, or a marten...

Scats and Tracks of Alaska Including the Yukon and British Columbia

A Field Guide to the Signs of Sixty-Nine Wildlife Species

This guide helps readers figure out what they are looking at with superb illustrations and informative text....

Scats and Tracks of the Mid-Atlantic

A Field Guide To The Signs Of Seventy Wildlife Species

See those animal signs on the trail? Was that footprint left by a fox or a wolf? Was that pile of droppings deposited by a moose, a mouse, or a marten...

Scats and Tracks of North America

A Field Guide to the Signs of Nearly 150 Wildlife Species

This guide helps readers figure out what they are looking at with superb illustrations and informative text....

Scats and Tracks of the Great Plains

A Field Guide to the Signs of Seventy Wildlife Species

See those animal signs on the trail? Was that footprint left by a fox or a wolf? Was that pile of droppings deposited by a moose, a mouse, or a marten...

Scats and Tracks of the Pacific Coast

A Field Guide to the Signs of 70 Wildlife Species

This revised and updated edition features the tracks, scats, and signs of 70 different species of the Pacific Coast....

Scats and Tracks of the Pacific Coast, Including British Columbia

A Field Guide to the Signs of 70 Wildlife Species

The school-based control of schistosomiasis and soil-transmitted helminth (STH) infections is of proven cost-effectiveness. This book describes an app...

Scats and Tracks of the Southeast

A Field Guide to the Signs of Seventy Wildlife Species

This guide helps readers figure out what they are looking at with superb illustrations and informative text....

Scats and Tracks of the Rocky Mountains

A Field Guide to the Signs of 70 Wildlife Species

See those animal signs on the trail? Was that footprint left by a fox or a wolf? Was that pile of droppings deposited by a moose, a mouse, or a marten...

Charting Yellowstone Wolves

Pictorial record of the wildlife management prograrm to restore wolf to the greater Yellowstone ecosystem. Contains the complete collection of all ann...

Cougar Ecology and Verification

Handouts

Handouts set for my class Cougar Ecology and Verification...

Tracks, Scats & Signs of the Pacific Northwest Wildlife

A Guide to Identification in the Wild

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Rare Mammal Moments of the Greater Yellowstone Ecosystem

Rare Mammal Moments documents through photography rare biological, behavioral or ecological events in the Greater Yellowstone Ecosystem. Photographs m...

Badgers of Lamar Valley

Yellowstone National Park

Citizen naturalists documented badgers (Taxidea taxus) in Lamar Valley, Yellowstone National Park from 2004 through 2012. Reports were collected by so...