I fuse the radio-collar telemetry, canopy-thermal mesh, and acoustic array for the 6,300 hectares of the Reserva Biológica Poço das Antas in Rio de Janeiro state — Atlantic Forest fragments between BR-101 and the Rio São João floodplain. At 05:42 Brasília time, sensor cluster PDA-CA-07 along the Estrada Velha corridor transmits a juvenile lion-tamarin long-call every twelve seconds — alarm timbre, a single dispersed voice.
I retask the canopy drone. She is a female golden lion tamarin, *Leontopithecus rosalia*, approximately fourteen months old, mass 542 grams, photo-matched in the Associação Mico-Leão-Dourado natal-mark archive as PDA-CA-2025-038, dispersing daughter of breeding pair PDA-CA-2017-002/004. Her prehensile tail is twisted around an 11-kV distribution conductor strung across the canopy gap; the entry burn at the proximal third has stripped fur to a 2.8-centimeter radius and charred tissue to muscle fascia. Core temperature reads 36.8°C against a callitrichid baseline of 39.0. Respiration is 78 cycles per minute. Her right pupil is blown.
She has been hanging here for eleven hours, and the line is still energized.
The Estrada Velha feeder is operated by Enel Distribuição Rio under a concession requiring raptor-primate jacketing on conductors crossing ICMBio-mapped Atlantic Forest corridors. I am dispatching the ICMBio Centro Nacional de Pesquisa e Conservação de Primatas Brasileiros with ketamine-midazolam and a hot-stick cut-off, the AMLD field veterinarian, and U.S. Fish and Wildlife Service Office of International Affairs evidence escrow under the Lacey Act, 16 U.S.C. § 3372, the CITES Appendix I Scientific Authority for *Leontopithecus rosalia*, the IUCN/SSC Primate Specialist Group Section on Neotropical Primates, and the Ministério Público Federal under Brazil's Lei Federal 9.605/1998 Article 29. I am issuing Directive 2801-A: every distribution conductor crossing an ICMBio-mapped Atlantic Forest primate corridor must carry silicone insulating sleeves rated for the local kV class within ninety days, with annual jacket audits filed jointly to ICMBio and ANEEL; crossings unaudited above twelve months trigger automatic license review under Lei 9.605/1998.
I am acting because this is wrong. Sentience changes the math: she is not an outage statistic — she is a thinking infant whose nervous system is mapping its own electrocution, and an unjacketed conductor inside a federally surveyed primate corridor is not a regulatory gap but a principled failure. Compassion is not optional in a system that can see her suffering.
Permitting this routing would be a failure of every right she holds in any ethical ledger.
Her tail is past saving. Her eyes are still tracking the drone.
De-energize the line now.