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A 3-month-old snow leopard cub, born June 13, walks in its enclosure with its 3-year-old mother, Sarani, at the Brookfield Zoo in Brookfield, Ill. Snow leopards are considered an endangered species. Jim Schulz/Chicago Zoological Society
A 3-month-old snow leopard cub, born June 13, walks in its enclosure with its 3-year-old mother, Sarani, at the Brookfield Zoo in Brookfield, Ill. Snow leopards are considered an endangered species. Jim Schulz/Chicago Zoological Society