The Matriarch Snow Leopard at Woodland Park Zoo, named Helen, has died. Her legacy will have a lasting impact on helping the ...

Woodland Park Zoo is mourning the loss of Helen, the matriarch of their snow leopards, while simultaneously celebrating the ...

Helen, matriarch of the Woodland Park Zoo's snow leopards, was euthanized. The 20-year-old feline was diagnosed with kidney disease two years ago.