Celebrity Stars Walk on the Wild Side Nicole's koala! Kellie's serpent! Paris's hyena! Check out the animals stars are hanging out with on Twitter! (Psst: Someone makes friends with a white tiger cub!) By Cara Lynn Shultz Published on August 9, 2010 04:00 PM Share Tweet Pin Email Trending Videos 01 of 15 NICOLE RICHIE Courtesy Nicole Richie Uh-oh, look out, Joel Madden – your fiancée has her eye on a new friend! "I think I'm in love," Richie Tweeted while Down Under in Sydney. 02 of 15 KELLIE PICKLER Courtesy Kellie Pickler The animal lover – and vegetarian – showed off her slithery non-human pal on Twitter, writing, "Meet 'Boots' ..sssssssssss....." 03 of 15 MARTHA STEWART Courtesy Martha Stewart While at the Kuala Lumpur Bird Park in Malaysia, the lifestyle guru and her two traveling pals, landscape artist Memrie Mosler Lewis (left) and niece Sophie Martha Herbert, posed for the "family portrait with birds of all sorts." It was a success, Tweeted Stewart. . 04 of 15 ASHTON KUTCHER Courtesy Ashton Kutcher "Rabbit proofing the house," joked Ashton Kutcher about his new pal – a wild turkey! 05 of 15 DEMI MOORE Courtesy Demi Moore Meanwhile, wife Moore is no stranger to the wilder side of the animal kingdom herself! The actress made a new giraffe pal while shooting a cover for Harper's Bazaar, even feeding her tall pal "right from my hand. Such an awesome experience," she Tweeted. 06 of 15 MARK SALLING Courtesy Mark Salling While at the James Hunter Wildlife Rescue Clinic in Burbank, Calif., the Glee bad boy showed his soft spot for the animals, sharing this shot of a small – and somewhat aggravated! – poorwill bird. 07 of 15 DEMI LOVATO Courtesy Demi Lovato "I swear... it was love at first sight," Tweeted the Sunny with a Chance star about her new feathered friend, adding, "I was SO close to taking it home with me." 08 of 15 JOHN LEGEND Courtesy John Legend Don't be fooled by this snuggly shot! "This was right before the cub bit my shoulder," Tweeted the singer, who visited a local wildlife park while in South Africa for the World Cup. 09 of 15 PARIS HILTON Courtesy Paris Hilton The heiress also visited South Africa for the World Cup – and had this close encounter, Tweeting that the wild hyenas "are cute." 10 of 15 LILY ALLEN Courtesy Lily Allen "My first hefalump sighting!" the singer Tweeted about this elephant spied on safari in Africa. "Safari is something I've always wanted to do," the mom-to-be wrote. 11 of 15 DENISE RICHARDS Courtesy Denise Richards Not all housepets are furry! Richards adopted two Uromastyx lizards for daughters Sam and Lola and showed off a shot of the lady lizard, Victoria, on Twitter. (The boy lizard's name is Zach.) 12 of 15 VIENNA GIRARDI Courtesy Vienna Girardi While in Florida to work with Habitat for Humanity, the Bachelor winner – and bitter ex of Jake Pavelka – visited the Serengeti Plain animal attraction at Busch Gardens, getting up close and personal with a giraffe. 13 of 15 JORDIN SPARKS Courtesy Jordin Sparks Also at Busch Gardens: the In the Heights star, who met Jeremy the lemur – and filmed a wildlife preservation PSA with her family. 14 of 15 SHAQUILLE O'NEAL Courtesy Shaquille O'Neal Is Shaq taller than a giraffe? Maybe! While feeding the animals during a visit to Busch Gardens with his family, the basketball star got very close to one of them. "He kissed [me] aaaaaagh," O'Neal Tweeted. 15 of 15 JESSICA SIMPSON Courtesy Jessica Simpson "Just overcame my fear of sharks by kissing a killer whale," joked the reality star while puckering up for this shot.