carriers

In North America, deer mice are the most common carriers, according to the Mayo Clinic.

The Mountain View company in December proposed restructuring its business contracts with mobile device manufacturers and wireless carriers.

And when parents are cousins, they're more likely to both be carriers.

Parcel carriers will have to be signed up to a trusted trader scheme and business-to-business parcels will face customs processes for the first time.

Australian airline Qantas told the BBC it "temporarily adjusted" the routes of its planes and other carriers have reportedly done the same.