Forests in trouble : a review of the status of temperate forests worldwide
1992
Dudley, Nigel |
Canada
The mammals of Eastern Canada
1966
Peterson, Randolph L. |
The eastern panther : a question of survival
1972
Wright, Bruce S. |
Proceedings of a symposium on the native cats of north America : their status and management
1971
Jorgensen, S. E. |
Mech, L. David |
A field guide to reptiles and amphibians of eastern North America
1958
Conant, R. |
The continent we live on
1961
Sanderson, Ivan T. |
The land that never melts Auyuittuq National Park
Wilson, Roger |
The first resource : wild species in the North American economy
1986
Prescott-Allen, Christine |
Prescott-Allen, Robert |
Extinction is forever : the status of threatened and endangered species of plants in the Americas and their significance in ecosystems today and in the future
1977
Elias, Thomas S. |
Prance, Ghillean T. |