Denise Richards's dog Hank
Courtesy Denise Richards; Inset: Cindy Ord/Getty
01/22/2013 at 04:45 PM EST
is mourning an old friend.
The actress's beloved French bulldog died on Sunday and she took to Twitter to memorialize him.
"Last night we lost our beloved Hank … I will miss him dearly, 13 yrs old … been there for me thru it all Best dog ever & part of our family," she wrote
, with a picture of the black pup.
The mother of three girls
, and ex-wife of actor Charlie Sheen
, has a large pack of cats and dogs that will comfort her during this difficult time.
Most recently, she adopted
Lily, a rescue puppy displaced by Hurricane Sandy in November.