Two animals have died at the Toronto Zoo over a period of a week this summer, the facility has announced.

The most recent incident, which officials say was unrelated to the first, was the death of a red panda cub Wednesday.

"While this outcome is not unexpected given their high mortality rate in their first year, we are truly saddened by this loss," zoo officials said in a statement on social media.

A post-mortem examination revealed the cub, which was born on June 13, had no fat reserve, alongside other health issues:

That loss followed the death of a two-year-old Masai giraffe on July 25 due to complications from anesthesia during surgery.

"We want to express our deep gratitude to our community for sending so many supportive, compassionate and thoughtful messages," the zoo said in a previous statement: