The dog mom is now nursing not just the liger cubs but her own puppies,as well.
From the washingtonpost.com
A real creature that is a crossbred lion and tiger is called a liger or a tiglon.
From the en.wikipedia.org
National geographic thinks that it is the liger because of its size and power.
From the orlandosentinel.com
Can't tell which are the liger cubs and which are the puppies, can you?
From the metro.co.uk
Sinbad, another liger, was shown on the National Geographic Channel.
From the en.wikipedia.org
Two liger cubs born in 1837 were exhibited to King William IV and to his successor Queen Victoria.
From the en.wikipedia.org
It is not impossible for a liger to be white, but it is very rare.
From the en.wikipedia.org
The liger is a hybrid cross between a male lion and female tiger.
From the en.wikipedia.org
A dog nurses two liger cubs at a zoo in Weihai, China.
From the washingtonpost.com
More examples
Offspring of a male lion and a female tiger
The liger is a hybrid cross between a male lion (Panthera leo) and a tigress (Panthera tigris), hence has parents with the same genus but of different species. It is distinct from the similar hybrid tiglon. It is the largest of all known cats and extant felines.