University of Melbourne animal welfare researcher Dr Jean-Loup Rault says the prospect of robopets and virtual pets is not as far-fetched as we may think.
He argues pets will soon become a luxury in an overpopulated world and the future may lie in chips and circuits that mimic the real thing.
"It might sound surreal for us to have robotic or virtual pets, but it could be totally normal for the next generation," Rault said.
"Pet robotics has come a long way from the Tamagotchi craze of the mid-90s. In Japan, people are becoming so attached to their robot dogs that they hold funerals for them when the circuits die," he said.
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Rault embarked on research after discovering a huge lack of information about how technology may influence our relationships with animals in the future.
But the emergence of robotic pets is a double-edged sword, he warned.
They can benefit people who are allergic to pets, short on space, in hospital, or scared of real animals, but the ethics of depending on a robot for companionship begs many big ethical questions.
"Robots can, without a doubt, trigger human emotions," Rault added.
"Of course we care about live animals, but if we become used to a robotic companion that doesn't need food, water or exercise, perhaps it will change how humans care about other living beings," said Rault.
Rault said it is not too far-fetched to imagine that robot pets of the future could feature bonafide Artificial Intelligence and could learn to think and respond on their own.
The findings were published in the journal Frontiers in Veterinary Science.