The boa constrictor ... small deer or other medium-sized mammals. Young boa constrictors feed on smaller prey, adapting their diet to their size and hunting skills. They eat a lot of small rodents ...

A tropical snake has been filmed eating a pigeon on a busy east London street. Dave Fawbert spotted the boa constrictor, thought to be an abandoned pet, on High Road, Leytonstone, on Saturday morning.