04/06/2012 at 01:15 PM EDT
Rumors linking her to Wilmer Valderrama may be heating up
, but Minka Kelly
kept it cool Thursday in Australia – with a kangaroo!
got up close and personal with the Taronga zoo resident and shared the moment on Twitter
"Myself and @K8Herrera at the zoo in Sydney holding a kangaroo's sweet little face. No biggie," she wrote.
Earlier in the week, Kelly was spotted getting friendly
with Valderrama as they walked along the picturesque water at Balmoral.