Bird flu

Employees clean parts of the cages and take the last chickens to be slaughtered inside a poultry store, Friday, Feb. 7, 2025, in New York. (AP Photo/Andres Kudacki, file)

The US hasn’t seen a human bird flu case in 3 months. Experts are wondering why

Health officials are urging vigilance as reports of bird flu cases in humans appear to have stopped. In the last 14 months, infections have been reported in 70 people in the U.S. — most of them workers on dairy and poultry farms.

Health and safety agents set up disinfection barriers to contain the first confirmed case of bird flu in commercial poultry, in the municipality of Montenegro, Rio Grande do Sul state, Brazil, Saturday, May 17, 2025. (AP Photo/Wesley Santos)

Mexico, Chile and Uruguay halt poultry imports from Brazil after bird flu outbreak

This undated electron microscopic image provided by the Centers for Disease Control and Prevention shows two Influenza A (H5N1) virions, a type of bird flu virus. (Cynthia Goldsmith, Jackie Katz/CDC via AP)

Brazil confirms its first bird flu outbreak in a commercial poultry farm

Cashier Josh Jimenez rings up egg for sale at a grocery store on Friday, Feb. 7, 2025, in Dallas. (AP Photo/LM Otero, File)

US egg prices fall for the first time in months but remain near record highs

A carton of eggs sit on a counter in the kitchen inside of 5 Rabanitos restaurant in Chicago, Feb. 16, 2025. (AP Photo/Nam Y. Huh, File)

US egg prices increase to record high, dashing hopes of cheap eggs by Easter

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Egg prices increase despite Trump’s predictions and bird flu outbreak slowing

Egg prices hit new high, defying Trump and expert predictions

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Egg prices increase to a record high, despite President Donald Trump’s predictions and a decline in bird flu

Mexico says a 3-year-old girl has died in the country’s first human case of bird flu

Mexico confirms country’s first human case of bird flu in a 3-year-old girl

This undated image released by the U.S. Food and Drug Administration shows Savage Pet of El Cajon, Calif.'s Savage Cat Food Large Chicken Boxes and Small Chicken Boxes. (U.S. Food and Drug Administration via AP)

Another raw pet food recall is tied to illness and death in cats

A Red Star hen, a hybrid breed that lays large brown eggs, stands on eggs inside her coop at Historic Wagner Farm, Friday, Feb. 7, 2025, in Glenview, Ill. (AP Photo/Erin Hooley, File)

Vaccinating poultry could help cut soaring egg prices but US remains hesitant

A sign is mounted on a shelve of eggs at a grocery store in Northbrook, Ill., Feb. 28, 2025. (AP Photo/Nam Y. Huh, file)

Egg prices continue to hit records as Easter and Passover approach, but some relief may be coming

Egg cartons for sale are displayed at a grocery store, Friday, Feb. 7, 2025 in Grosse Pointe, Mich. (AP Photo/Paul Sancya, File)

Are egg producers inflating prices during the bird flu outbreak to boost profits?

In this July 28, 2012 file photo, chicken eggs are transported by conveyor belt from the production side to the packaging side at a farm in Cortland, Ind. (Aaron Piper/The Tribune via AP, File)

Egg prices could jump 41% this year, USDA says, as Trump’s bird flu plan is unveiled

A silhouetted cat sits on a fence of a condominium complex at dusk, June 18, 2017, in La Habra, Calif. (AP Photo/Jae C. Hong, file)

Dairy workers’ cats died from bird flu, but it’s not clear how they got infected

A worker grabs a chicken to slaughter inside a poultry store in New York, Feb. 7, 2025. (AP Photo/Andres Kudacki, File)

Agriculture Department tries to rehire fired workers tied to bird flu response

Chickens stand in their cages at a farm in Iowa, Nov. 16, 2009. (AP Photo/Charlie Neibergall, File)

As egg prices soar, Trump administration plans new strategy to fight bird flu

The price is displayed on the edge of an empty shelf used to display eggs at a grocery store, Feb. 12, 2025, in Nashville, Tenn. (AP Photo/George Walker IV, file)

From farms to bakeries, egg shortages and price hikes are challenging small businesses

A worker grabs a chicken to slaughter inside a poultry store in New York, Feb. 7, 2025. (AP Photo/Andres Kudacki, File)

Bird flu confirmed in older Wyoming woman who likely had contact with infected flock at her home

Cats in Oregon euthanized after eating raw pet food tainted with bird flu

Red Star hens, a hybrid breed that lays large brown eggs, walk around outside their coop at Historic Wagner Farm, Friday, Feb. 7, 2025, in Glenview, Ill. (AP Photo/Erin Hooley)

Can suspending a cage-free egg law solve the soaring price problem? Nevada takes a crack at it

A worker grabs a chicken to slaughter inside a poultry store in New York, Feb. 7, 2025. (AP Photo/Andres Kudacki, File)

Some people didn’t know they had a bird flu infection, study of veterinarians suggests

Cartons of eggs sit inside cooler at Norma's Sweets Bakery Tuesday, Feb. 11, 2025, in New Orleans. (AP Photo/Stephen Smith)

US eggs prices hit a record high of $4.95 and are likely to keep climbing

This colorized electron microscope image released by the National Institute of Allergy and Infectious Diseases on March 26, 2024, shows avian influenza A H5N1 virus particles (yellow), grown in Madin-Darby Canine Kidney (MDCK) epithelial cells (blue). (CDC/NIAID via AP, File)

New strain of bird flu is detected in a Nevada dairy worker, CDC says

Avian flu suspected in up to 15 bird deaths at New York City zoos

An employee of the poultry store La Granja Live Poultry Corporation takes chickens to be slaughtered while customers wait on Friday, Feb. 7, 2025, in New York. (AP Photo/Andres Kudacki)

Race to sell chickens after New York City live poultry markets ordered shut due to avian flu

Dairy cows stand in a field outside of a milking barn at the U.S. Department of Agriculture's National Animal Disease Center research facility in Ames, Iowa, on Tuesday, Aug. 6, 2024. (AP Photo/Charlie Neibergall,File)

Second type of bird flu detected in US dairy cows

A Waffle House sign is shown in Indianapolis Feb. 19, 2024. (AP Photo/Isabella Volmert, File)

Waffle House is passing along the sky high cost of eggs to diners with a 50 cent surcharge

Sarah Penny holds Phoenix, one of the chickens she keeps in her yard in Knoxville, Tenn., on Jan. 29, 2025. (Sarah Penny via AP).

Soaring egg prices are piquing interest in backyard chickens

Eggs sit for sale at a grocery store, Monday, Jan. 27, 2025, in Windham, Maine. (AP Photo/Robert F. Bukaty)

Egg prices are soaring. Don’t expect that to change anytime soon

This colorized electron microscope image released by the National Institute of Allergy and Infectious Diseases on March 26, 2024, shows avian influenza A H5N1 virus particles (yellow), grown in Madin-Darby Canine Kidney (MDCK) epithelial cells (blue). (CDC/NIAID via AP, File)

Bird flu found in a Georgia commercial flock for the 1st time amid the nationwide outbreak

This photo provided by Joseph Journell of San Bernardino, Calif. shows two of his cats, Alexander, background, and Tuxsie, right, who died from bird flu after they drank raw cow's milk. Cleo, center, did not drink the milk and remained healthy. (Joseph Journell via AP)

California man says two of his cats died after drinking raw milk recalled for bird flu

FILE -This colorized electron microscope image released by the National Institute of Allergy and Infectious Diseases on March 26, 2024, shows avian influenza A H5N1 virus particles (yellow), grown in Madin-Darby Canine Kidney (MDCK) epithelial cells (blue). (CDC/NIAID via AP, File)

First US bird flu death is announced in Louisiana

Health officials in Louisiana announce first US bird flu death

This undated electron microscopic image provided by the Centers for Disease Control and Prevention shows two Influenza A (H5N1) virions, a type of bird flu virus. (Cynthia Goldsmith, Jackie Katz/CDC via AP, File)

Bird flu virus likely mutated within a Louisiana patient, CDC says

A recall alert is displayed on a refrigerator at a pet store in Tigard, Ore., on Thursday, Dec. 26, 2024, after Northwest Naturals announced a voluntary recall Tuesday of one batch of its 2-pound Feline Turkey Recipe raw frozen pet food after it tested positive for the virus. (AP Photo/Jenny Kane)

Cats can get sick with bird flu. Here’s how to protect them