A Cumbria Police spokesman said:
"At approximately 2.40pm today emergency services were alerted to an incident at premises on Gilbert Road in Cummersdale whereby a two-year-old child had been attacked by the family dog.
"The child was conveyed to the Cumberland Infirmary in Carlisle and underwent surgery for serious facial injuries.
"The dog was removed from the premises and is currently kennelled pending an investigation into the incident by police and social services."
More top news
The family of a Cumbrian who suffered a botched blood transfusion are furious there was no reference to compensation in the Spending Review.
The Scottish Fire and Rescue Service is calling on householders across the south of Scotland to be aware of the danger of candle fires.
Do you know what's been happening in Cumbria and the south of Scotland over the past seven days? Test yourself in our weekly news quiz.