Vets have reported an increase in attacks, saying the hot weather has encouraged adders out into the open.
One of the canine victims, a King Charles spaniel called Daisy-May, was put down after being bitten in a garden in Canvey Island, Essex.
‘It was really nasty,’ said Carol Toplis, 57, who was looking after the dog for its owners.
‘The venom attacked her organs. She became very sleepy, it was as though she’d had major surgery.’
Vets decided to put the ten-year-old dog down when its kidneys started to fail last week.
Mrs Toplis added: ‘I didn’t realise adders would be around in residential areas. Daisy-May was just in the wrong place at the wrong time.’
Another dog, border collie cross Shadow, was attacked last month by an adder while she was being walked in a nature reserve near Maldon. Read More