Necropsy results show blue-green algae caused the deaths of three dogs playing near the St. John River more than a week ago.

Algae blooms may produce toxins that can cause mild to severe health problems, says Cameron Deacoff, an environmental performance officer with the municipality.

MOREAU - The Moreau Lake State Park swimming beach has been closed due to an algal bloom causing potential health hazards, a spokesman for the state Officer Parks, Recreation and Historic Preservation said Wednesday. The beach was closed Tuesday afternoon as a precaution, said Dan Keefe, a spokesman for State Parks in Albany.

The warning from New Brunswick's chief medical officer of health comes less than a week after three dogs died as a result of what is suspected to be a blue-green algae bloom.

Crews fighting forest fires in northern Ontario are receiving help from other provinces, the U.S. and Mexico as they try to contain several blazes after days of hot and humid weather.

The tick is not native to the U.S., but was found in several locations in Westchester County.

Deer ticks have made the jump from the mountains to city backyards, putting your dog at risk of contracting Lyme disease in the summer heat.

Rocky Mountain spotted fever is an uncommon but potentially deadly tick-borne disease that's on the rise in the United States.

On this occasion he did not just vomit once, but over and over, combined with severe diarrhea and fatigue.

Nearly 80 million people in the United States remained under a heat advisory or warning Tuesday, with scorching temperatures and humidity expected through the Fourth of July.

Despite facing drastic increase in the number of ticks being reported in Niagara, the region’s acting medical officer of health says the chance of getting Lyme disease remain relatively low.

A tick species that was discovered for the first time in the U.S. on a Hunterdon County farm last year has survived the winter.

Coyotes have killed at least three dogs in Seward, and police are trying to trap the predators before they get more.

A woman living in an apartment complex in Thunder Bay took her dog Molly out to do her business and as she was reaching for the apartment door to go back inside she felt the leash go taut.

Tests reveal concentrations of toxins in the shellfish the dogs ate was up to 27 times the safe limit.

Half the bears were killed by people who said they were defending their lives or property. The other half were killed by police, park rangers or wildlife biologists.

A leptospirosis bacteria outbreak is making sea lions sick along the Oregon Coast, so state officials are warning people and their dogs to stay away from the animals. The outbreak began in September and likely will last into December, said Jim Rice, a researcher at Oregon State University.

The devastating storm once known as Hurricane Harvey, already the biggest rainstorm in the history of the continental United States, delivered another punishing wave of rain Wednesday to Texas and Louisiana.

A relatively rare tapeworm has popped up in several patients in Alberta, Canada in the past few years, which may not sound like much; however, the only other human case in Canada was in 1928 in Manitoba. The parasite is called Echinococcus multilocularis and it appearance in Alberta has caught the attention of some infectious …