1944- 2011f-872 angola animal animalrescue animals animalwelfare behavior biography black-footedferret blackrhinoceros casestudies chimpanzees conservation conservationofnaturalresources descriptionandtravel ecologists endangeredplants endangeredspecies endemicplants environmentalaspects environmentalconditions faunasanctuary(boston governmentpolicy graywolf hawaii history human-animalrelationships humanecology huntley kauai laboratory lucinda nationalparksandreserves pantroglodytes pet000000nat002000 plantconservation politicalaspects psychologicalaspects qy54 reintroduction restorationecology rhinoceroses southafrica travelfleeson tropicalplants unitedstates war wild wildlifeconservation wildlifemanagement wildliferefuges wildlifereintroduction wildlifewatching wyoming