New York City

Stowaway Fox From U.K. Cargo Ship Beats Bug, Becomes Bronx’s Basil

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Published on May 22, 2026
Stowaway Fox From U.K. Cargo Ship Beats Bug, Becomes Bronx’s BasilSource: Wikipedia/Martin Mecnarowski (http://www.photomecan.eu/), CC BY-SA 3.0, via Wikimedia Commons

The Bronx Zoo’s most unlikely import has a clean bill of health and a new name. The red fox that secretly hitched a ride on a cargo ship from England has finished months in quarantine, is now parasite free, and is officially known as Basil. Keepers estimate the male fox is about 2 years old and say he spent several months in treatment before veterinarians cleared him to leave the zoo’s Animal Health Center. He first turned up in February, discovered tucked into a shipment at the Port of New York and New Jersey.

According to The New York Times, Basil was declared fully healthy after roughly three months of treatment for a parasite commonly called French heartworm. Keepers then settled on the name Basil, which the paper noted “rhymes with ‘dazzle.’” Zoo official Craig Piper told the outlet that the quarantine ran a bit longer than usual so the veterinary team could complete treatment and follow-up testing. The Times reported that staff will keep a close eye on Basil as they map out what comes next for the well-traveled fox.

From Southampton to the Bronx

U.S. Customs and Border Protection officers first met Basil aboard a car transporter that had sailed from Southampton, England, before docking in the New York area. The animal was turned over to the Bronx Zoo on Feb. 19, the Wildlife Conservation Society said in a March statement. An initial exam put the red fox at about 11 pounds and roughly 2 years old. Because he arrived from overseas, staff moved him into the Animal Health Center for standard health screening and precautionary quarantine, the kind of quiet intake process that usually happens far from public view.

What French Heartworm Is

Veterinarians soon found that Basil needed treatment for Angiostrongylus vasorum, better known as French heartworm, a parasite that often infects wild foxes and domestic dogs in some parts of Europe. The infection can cause problems with breathing and circulation and typically calls for extended therapy and monitoring, according to Springer. Cases remain rare in the United States, but researchers note that animal movement and shifting ranges for vectors have changed where certain parasites now show up.

What’s Next for Basil

With treatment completed, the zoo says its veterinary team will keep monitoring Basil’s health and will work with wildlife specialists to find an appropriate long-term home, according to the Wildlife Conservation Society. Bronx Zoo staff regularly coordinate with federal wildlife agencies on situations like this, and any final placement would move forward only after permits and public health reviews are in place. The zoo has handled odd stowaway stories before. In 2015, staff recovered an Indian cobra from a container ship bound for New Jersey, an episode that highlighted how ports, customs officers, and zoos can wind up acting as first responders for surprise wildlife, as reported by CBS New York.

For now, Basil is still housed in the Bronx Zoo’s Animal Health Center, under the watch of veterinary staff while officials wrap up paperwork and placement plans. His accidental voyage and painstaking recovery have offered a rare behind-the-scenes look at where international shipping, border enforcement, and zoo medicine quietly overlap.