A herder pours camel milk into a container at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/Fawaz Salman

A herder gives camels water at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/FAWAZ SALMAN

A herder gives a camel water at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/Fawaz Salman

Camel herders wait as a camel calf suckles suckles its mother at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/Fawaz Salman


A camel herder milks a camel at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/Fawaz Salman

A camel herder waits as a camel calf suckles suckles its mother at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/Fawaz Salman

A camel herder fills bottles with camel milk as customers wait at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/FAWAZ SALMAN

A camel herder fills bottles with camel milk as customers wait at a farm in Aden, Yemen October 13, 2021. Picture taken October 13, 2021. REUTERS/FAWAZ SALMAN

A herder walks his goats past a carcass of a cow who died due to an ongoing drought is seen near the town of Kargi, Marsabit county, Kenya, October 9, 2021. Picture taken October 9, 2021. REUTERS/Baz Ratner

Goat herder Melissa Jeuken sits next to a member of her 'Old Irish Goats' herd, a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken looks at a goat named Norma from her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne TPX IMAGES OF THE DAY

Goat herder Melissa Jeuken leads her herd of 'Old Irish Goats' to their pasture for the night, a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goats from a herd of 'Old Irish Goats' eat gorse, a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken holds a kid named Sheila from her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken sits among her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

A goat from a herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, is pictured in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken feeds treats of nuts to her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goats from a herd of 'Old Irish Goats,' a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, walk under a tree in their night pasture in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken hides a bucket containing nuts from her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wild fires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

A goat named Norma from a herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, walks along rocks in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken feeds treats of nuts to her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goats from a herd of 'Old Irish Goats,' a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, chew gorse in front of a hill that has been blackened by wildfires in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken sits among her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken feeds her herd of ''Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken holds a kid named Sheila from her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken sits among her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

A goat from a herd of 'Old Irish Goats,' a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, browses gorse in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken hides a bucket containing nuts from her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken feeds her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goats from a herd of 'Old Irish Goats' browse gorse, a breed introduced to Howth Hills in a bid to reduce wildfires and to protect the species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

Goat herder Melissa Jeuken sits among her herd of 'Old Irish Goats', a breed introduced to Howth Hills in a bid to reduce wildfires and to protect species from going extinct, in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

A goat named Norma from a herd of 'Old Irish Goats' bleats, a breed introduced to Howth Hills in a bid to reduce wildfires and to protect species from going extinct, is pictured in County Dublin, Ireland, September 28, 2021. Picture taken September 28, 2021. REUTERS/Clodagh Kilcoyne

A cow eats fodder mixed with cardboard in the village of Senek amid severe drought in Mangistau Region, Kazakhstan July 28, 2021. Picture taken July 28, 2021. REUTERS/Pavel Mikheyev

An emaciated horse is pictured outside the town of Munayshi amid severe drought in Mangistau Region, Kazakhstan July 28, 2021. Picture taken July 28, 2021. REUTERS/Pavel Mikheyev

An emaciated horse lies by the road outside the town of Munayshi amid severe drought in Mangistau Region, Kazakhstan July 28, 2021. Picture taken with a drone on July 28, 2021. REUTERS/Pavel Mikheyev

Horses stand in an enclosure in the village of Senek amid severe drought in Mangistau Region, Kazakhstan July 28, 2021. Picture taken July 28, 2021. REUTERS/Pavel Mikheyev

A view shows the desert landscape outside the village of Senek amid severe drought in Mangistau Region, Kazakhstan July 28, 2021. Picture taken with a drone on July 28, 2021. REUTERS/Pavel Mikheyev

Local resident Kunzhaksy poses for a picture with her camel at home in the village of Senek amid severe drought in Mangistau Region, Kazakhstan July 28, 2021. Picture taken July 28, 2021. REUTERS/Pavel Mikheyev

Tokyo 2020 Olympics - Gymnastics - Artistic - Men's Individual All-Around - Final - Ariake Gymnastics Centre, Tokyo, Japan - July 28, 2021. Philipp Herder of Germany in action on the horizontal bar. REUTERS/Fabrizio Bensch

Tokyo 2020 Olympics - Gymnastics - Artistic - Men's Individual All-Around - Final - Ariake Gymnastics Centre, Tokyo, Japan - July 28, 2021. Philipp Herder of Germany in action on the horizontal bar. REUTERS/Fabrizio Bensch

Tokyo 2020 Olympics - Gymnastics - Artistic - Men's Individual All-Around - Final - Ariake Gymnastics Centre, Tokyo, Japan - July 28, 2021. Philipp Herder of Germany in action on the vault. REUTERS/Athit Perawongmetha

Horses graze in the steppe outside the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Camels graze in the Airakty Castle Valley amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Horses graze in the steppe outside the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Carcasses of horses lie on the ground outside the village of Tushchykudyk amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Farmer Gabidolla Kalynbayuly, 70, poses with his family members next to their house in the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

A cow eats a polythene sheet in the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Local residents pose for a picture next to their house in the village of Kyzan amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Farmer Kuzenbay Nurbekov stands next to his horses in the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Cracked ground is pictured amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Farmer Gabidolla Kalynbayuly, 70, stands next to his house in the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Horses graze in the steppe outside the village of Tushikuduk amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken with a drone on July 27, 2021. REUTERS/Pavel Mikheyev

Carcasses of animals lie on the ground outside the village of Tushchykudyk amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken with a drone on July 27, 2021. REUTERS/Pavel Mikheyev TPX IMAGES OF THE DAY

Camels graze in the steppe amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev TPX IMAGES OF THE DAY

Horses walk by the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken with a drone on July 27, 2021. REUTERS/Pavel Mikheyev

A view shows the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken with a drone on July 27, 2021. REUTERS/Pavel Mikheyev

An emaciated horse stands in the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Horses graze in the steppe outside the village of Akshymyrau amid severe drought in Mangistau Region, Kazakhstan July 27, 2021. Picture taken July 27, 2021. REUTERS/Pavel Mikheyev

Tokyo 2020 Olympics - Gymnastics - Artistic - Men's Team - Final - Ariake Gymnastics Centre, Tokyo, Japan - July 26, 2021. Philipp Herder of Germany in action on the parallel bars REUTERS/Dylan Martinez

Tokyo 2020 Olympics - Gymnastics - Artistic - Men's Team - Final - Ariake Gymnastics Centre, Tokyo, Japan - July 26, 2021. Philipp Herder of Germany reacts after performing on the parallel bars REUTERS/Dylan Martinez