The D.C. Circuit affirmed summary judgment for FWS in a challenge to its rejection of a petition to remove the southwestern willow flycatcher from the list of endangered subspecies. A group of…

A district court granted in part and denied in part summary judgment for property owners in a challenge to FWS' 2020 final rule designating ESA critical habitat for the black pinesnake.…

A district court granted FWS' motion to vacate and remand its 2022 rule listing the northern distinct population segment (DPS) lesser prairie-chicken as threatened and the southern DPS of the…

A district court ruled for environmental groups in a challenge to FWS' 2024 finding that listing a distinct population segment (DPS) of gray wolves in the western United States under the ESA…

The D.C. Circuit affirmed dismissal of a challenge to an FWS rule downlisting the American burying beetle from endangered to threatened and to its ESA §4(d) rule establishing protections for…

A district court denied environmental groups' motion for a preliminary injunction in a challenge to the Forest Service's and FWS' approval of a logging project in Flathead National…

A district court granted in part and denied in part summary judgment for conservation groups in a challenge to FWS' approval of a watershed restoration project in the Mattamuskett National…

A district court granted in part and denied in part environmental groups' motion for summary judgment in a challenge to the Army Corps of Engineers' and FWS' permitting of a…

The Tenth Circuit reversed a district court ruling in challenges to BLM's 2022 amendments to its regional management plan for wild horses in southern Wyoming that changed two "herd…

A district court denied fishing vessel owners' motion for summary judgment in a challenge to an NMFS rule that sometimes requires vessels fishing for Atlantic herring to bear costs associated…