Emily Panuco, a 26-year-old mother from Parker, Arizona, died Feb. 27 after stepping in to protect her 5-year-old son when three adult dogs attacked him outside her mother’s home in Big River, San Bernardino County authorities said.
Her death quickly drew attention across Southern California and western Arizona because it unfolded during a family visit, involved a young child and left key questions unresolved about how the dogs were being kept and whether warnings had existed before the attack. Investigators say the boy survived and the three adult dogs were euthanized, but officials have not announced any charges, cited a breed or explained whether the animals had a known history of aggression.
Deputies were sent to the 6700 block of Wingfoot Court at about 3:30 p.m. Friday, Feb. 27, after a report of a dog attack at a home in the unincorporated river community of Big River. The San Bernardino County Sheriff’s Department said Panuco and her son had arrived from Parker to visit her mother and see several-week-old puppies. Investigators said the puppies were in a cardboard box near the front door and that three adult dogs were also on the property, including the puppies’ mother. When the boy walked up to pet the puppies, all three adult dogs attacked him, deputies said. Panuco moved in to protect her son and was attacked as well. In a statement, the department said that, “despite lifesaving efforts,” she died from her injuries. Her son suffered two severe bite wounds, was taken to a hospital and was later released, according to authorities.
The official account released so far is brief but consistent across local reporting. Authorities identified the mother as Emily Panuco of Parker, a western Arizona city just across the Colorado River from Big River. Investigators said the puppies belonged to Panuco’s mother, placing the attack at a family member’s home rather than at a stranger’s property or a public place. The sheriff’s department also said the adult dogs were euthanized by CRIT Animal Control, a reference to the Colorado River Indian Tribes. Officials have not said exactly when the dogs were euthanized, where they were taken after the attack or whether any veterinary, licensing or vaccination records have been recovered. They also have not said whether anyone else at the house saw the first moments of the attack, whether the dogs were restrained before Panuco and her son arrived or whether earlier complaints had been tied to the property. Those gaps matter because they will likely shape whatever findings come next from the death investigation.
Big River is a small desert community on the California side of the Colorado River, across from Parker and within a remote stretch of eastern San Bernardino County where homes are spread out and emergency response routes can be long. That setting helps explain why the case spread quickly beyond the neighborhood. It joined a series of recent fatal or near-fatal dog attacks that have drawn new scrutiny to ownership, confinement and enforcement questions after attacks occur on private property rather than in public. In this case, the details released by investigators point to a sudden change in a familiar family setting. A child approached a litter of puppies near a front door. Three adult dogs were nearby. Within moments, a visit that appears to have started as an ordinary stop to see new puppies turned into a fatal emergency. Authorities have not said what caused the dogs to react, whether the mother dog had recently given birth or whether investigators believe the animals were defending the litter. Those unknowns have left the public record narrow and incomplete even as the broad outline of the tragedy has become clear.
The legal and procedural path now appears to rest with the sheriff’s department and the county coroner division. Authorities have said only that the case is under investigation and that the coroner is handling the death inquiry. In fatal animal attacks, investigators often work to establish ownership, the conditions in which the animals were kept, whether local or tribal animal control agencies had prior contact with the dogs and whether any criminal or civil penalties may apply. As of Thursday, officials had not announced an arrest, issued a citation publicly or said whether prosecutors were reviewing possible charges. They also had not identified a date for a fuller briefing or a final report. The sheriff’s Colorado River Station asked anyone with information to contact Deputy R. Flores, signaling that investigators may still be collecting statements, scene evidence and records tied to the animals and the property. The destruction of the three adult dogs may close off some avenues of immediate public concern, but it does not answer the central questions about ownership, prior behavior or whether the attack could have been prevented.
Family tributes added a more personal picture of Panuco after the initial law enforcement summary. An online fundraiser organized for the family said her husband, Richie Panuco, was left to care for their two children, identified there as a 6-year-old and a 7-month-old, after what the organizer called an “unimaginable loss.” The fundraiser said Emily worked at the CRITT library and described her as a devoted mother whose death left “a tremendous void.” That public appeal also underscored how quickly practical concerns follow sudden deaths, including funeral costs, daily expenses and support for young children. Those messages, along with the sheriff’s outline of Panuco stepping in as the dogs attacked her son, have shaped public reaction to the case. The surviving child has not been named by authorities, and officials have released no detailed medical update on his recovery beyond saying he was treated and released. No public memorial date had been announced by Thursday, and no family statement beyond the fundraiser had been released through law enforcement channels.
The case stood Thursday as both a completed emergency response and an unfinished investigation: a 26-year-old mother was dead, her son had survived, the dogs were gone and the next public milestone was any coroner finding or sheriff update that explains what happened on Wingfoot Court before 3:30 p.m. on Feb. 27.
Author note: Last updated 2026-03-05.