Anne Innis Dagg, who broke ground in the 1950s as one of the world’s first biologists to study giraffes in the wild, then spent decades fighting sexism in Canadian universities before finally finding long-overdue acclaim in the 2010s, died on April 1 in Kitchener, Ontario, west of Toronto. She was 91.Alison Reid, who documented Dr. Dagg’s life in the 2018 film “The Woman Who Loves Giraffes,” said the cause of her death, in a hospital, was pneumonia.Dr. Dagg was often called “the Jane Goodall of giraffes,” but in a different world the attribution might have been reversed. Dr. Dagg traveled…