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In honor of #InternationalCatDay, we thought we'd show you a few of our staff's photos of their feline friends—and their favorite wild cat facts! 
Maisy | Did you know adult cats don't meow at each other—but just at people?
Birdy and Bram | Cheetahs are one of the few big cats that can only purr, not roar
Isadore | The black panther is often called 'the ghost of the forest' because it's a smart, stealthy hunter, especially at night
Simon | Big cats—and some smaller cat species, too—spend up to 20 hours sleeping per day
Luci | The hyoid bone can be used to purr or roar but not both. So lions can roar but never purr, while cheetahs can purr but never roar.
Oreo | Sand cats have fur on the pads of their feet that protect them from the desert's hot sand—and make their footprints nearly invisible
Shaytoon | DNA analysis suggests that cats lived for thousands of years alongside humans before they were domesticated.
Carter Brains | Cats can see in the dark six times better than humans
Genie | The scientific name of the grumpy-looking, Internet-famous Pallas's cat—Otocolobus manul—means ugly-eared.
Rani | A lion's roar can be heard up to 5 miles away
Wanderer | Cats' whiskers help them determine how narrow a space is and if they can fit through it
Travis | Female lions are the core of a pride, doing the majority of the hunting and guarding their territory from intruders
B (Short for Gatsby) | Snow leopards have big feet that act as natural snowshoes
Tuna | Snow leopards can leap as far as 50 feet—the length of a humpback whale
Zuzu | "People love cats. Cats, hands down, own the Internet."
Can't get enough cats? Explore the little cats you may have never seen on.natgeo.com/2YSUMMY #InternationalCatDay
