Lion populations may be declining in Africa but not as Bauer et al. suggest.

1Department of Wildlife, Fish and Conservation Biology, University of California, Davis, CA 95616 USA 2Department of Biology, Pfeiffer University, Misenheimer, NC 28109, USA 3Nicholas School of the Environment, Duke University, Durham, NC 27708, USA 4Institute of Zoology, Zoological Society of London, Regents Park, London NW1 4RY, UK 5Geography Department, University College London, Gower Street, London, UK 6Center for Wildlife Management Studies, The School for Field Studies, PO Box 304 Karatu, Tanzania 7 Conservation Ecology Research Unit, Department of Zoology and Entomology, University of Pretoria, Pretoria 0002, South Africa