The court affirms a district court decision rejecting an environmental group's claims for attorney fees in connection with their lawsuit against the U.S. Department of the Interior (DOI) in…

The court holds that the Endangered Species Act's (ESA's) application to private lands in order to protect an endangered species that lives entirely within one state does not violate the…

The court holds that the U.S. Department of the Interior's (DOI's) decision to withdraw a proposed rule recommending the flat-tailed horned lizard for protection under the Endangered…

The court affirms a district court dismissal of an environmental group's suit against the U.S. Fish and Wildlife Service (FWS) for failing to reinitiate consultation regarding an incidental…

The court denies environmental groups' motion for a preliminary injunction requiring the U.S. Army Corps of Engineers' management of a Florida water project to comply with certain…

The court holds that the U.S. Fish and Wildlife Service's (FWS') petition management guidance policy violated the plain terms of the Endangered Species Act (ESA) and that the Secretary…

The court holds that the National Marine Fisheries Service (NMFS) adequately assessed whether implementation of a bottomfish fishery management plan (FMP) for the Northwest Hawaiian Islands would…

The court holds that the National Marine Fisheries Service (NMFS) acted arbitrarily and capriciously in concluding that proposed timber sales were not likely to jeopardize the continued existence…

The court sets aside the critical habitat designation (CHD) for the southwestern willow flycatcher because the U.S. Fish and Wildlife Service's (FWS') adoption of a baseline approach to…

The court affirms a district court denial of summary judgment to a building industry association challenging the U.S. Fish and Wildlife Service's (FWS') listing of four species of fairy…