Big cats have the ability to roar, but what about purring like a tabby? When they're not giving Siberian tigers catnip, the folks at the Big Cat Rescue sanctuary are making informative videos on feline vocalization.
Big cats have the ability to roar, but what about purring like a tabby? When they're not giving Learn why your household tomcat isn't constantly roaring, and that there's exquisitely nebulous scientific criteria as to what constitutes purring.
[Big Cat Rescue via Laughing Squid]
Follow leopards on io9 
