Rare Tiger Twins Born On Camera At Chester Zoo

And they are adorable.

Sumatran Tiger Kirana just gave birth to two healthy cubs.

The cubs appear from 0.30.

It's the second litter for 7-year-old Kirani.

Chester Zoo

The gender of the cubs is not yet known.

Chester Zoo

There are only 400 Sumatran tigers left in the wild.

Chester Zoo

Kirana's first litter was born in 2011.

Chester Zoo / Via zooborns.com

The cubs were moved to another European zoo, "as part of a cooperative breeding program aimed at increasing genetic diversity among these endangered cats".