VIDEO: Smallest cats debut at Philly Zoo

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Three kittens, native to southern Africa, made their debut at the Philadelphia Zoo about three weeks ago.

They were born at the zoo to two black-footed cats, Ascari and Aza.

This species is the smallest wild cats in Africa. They usually weigh between 2.4 to 4.2 lbs when fully grown.

Drogon, Rhaegal and Viserion enter the exhibit for the first time in this video.

Warning: their cuteness is catching!