KATHMANDU, Jan. 18 -- Sneha Shrestha and four rescued dogs at her Sneha Care shelter are saving abandoned canines - one blood transfusion at a time.

For four years dogs at the shelter have been providing blood for dog surgeries and transfusions, and have saved many lives while helping vets across Kathmandu when they are in need of blood donation.

Before I had the shelter I found a dog on the street who was very sick and didn't have a lot of blood," Shrestha recalls. "I took the dog to the clinic, and it needed surgery but there was no blood available. The doctor asked if I had a healthy and disease-free dog at home who could donate."

Shrestha brought her Jenny who donated the first pint of blood to the needy dog at the surgeon's table, a...