A man has said he lives with "constant worry" about rats getting into his home as reports of infestations across Cardiff rise. David Armstrong, 62, who has lived in the city for 15 years, said the rat ...

According to the RSPCA, there are only two species of rats living in the UK - brown rats and black rats. Brown rats, which can grow to around 27cm (10in), are by far the most common. Last year ...

Two species of rat live in Britain (brown and black) and there are four species of mice. The species, although naturally nocturnal, are known to appear regularly during the day too. They are ...