Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author and animal researcher Masanori Hata plays with a dog in Nakashibetsu on Japan's northernmost main island of Hokkaido in June 2016. Hata, who frequently appeared on television shows about animals and was better known by his nickname "Mutsugoro," died of a heart attack on April 5, 2023, at 87.

Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author and animal researcher Masanori Hata gives an interview in Nakashibetsu on Japan's northernmost main island of Hokkaido in June 2021. Hata, who frequently appeared on television shows about animals and was better known by his nickname "Mutsugoro," died of a heart attack on April 5, 2023, at 87.

Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author and animal researcher Masanori Hata holds a dog in his arms in Akiruno, Tokyo, in July 2004. Hata, who frequently appeared on television shows about animals and was better known by his nickname "Mutsugoro," died of a heart attack on April 5, 2023, at 87.

Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author, animal researcher "Mutsugoro" dies at 87

Japanese author and animal researcher Masanori Hata speaks during a talk show in Tokyo in March 2015. Hata, who frequently appeared on television shows about animals and was better known by his nickname "Mutsugoro," died of a heart attack on April 5, 2023, at 87.

Mud hopper jumps in courting

Mud hopper jumps in courting

FUKUOKA, Japan - A male bluespotted mud hopper, an endangered species called "mutsugoro" in Japan, jumps in an act of courting in tideland waters of Ariake Bay in Saga Prefecture, southwestern Japan, on June 1, 2012.