The large macaws
1995
Abramson, Joanne |
Speer, Brian L. |
Thomsen, Jorgen B. |
Thomsen, Jorgen B.
The decline of the black rhino in Zimbabwe : implications for future rhino conservation
1993
Milliken, Tom |
Nowell, Kristin |
Thomsen, Jorgen B. |
Perceptions, conservation and management of wild birds in trade
1992
Thomsen, Jorgen B. |
Edwards, Stephen R. |
Mulliken, Teresa A. |