A mother and calf one horned Rhinoceros pair drinks water at the Pobitora wildlife sanctuary on the outskirts of Gauhati, India, Saturday, May 7, 2022. The sanctuary is known for its Indian one-horned rhino population. AP

A mother and calf one horned Rhinoceros pair grazes at the Pobitora wildlife sanctuary on the outskirts of Gauhati, India, Saturday, May 7, 2022. The sanctuary is known for its Indian one-horned rhino population. AP

Mahouts on forest department elephants persuade wild animals move towards the interior of the Pobitora wildlife sanctuary on the outskirts of Gauhati, India, Saturday, May 7, 2022. The sanctuary is known for its Indian one-horned rhino population. AP

A mother and calf one horned Rhinoceros pair are seen at the Pobitora wildlife sanctuary on the outskirts of Gauhati, India, Saturday, May 7, 2022. The sanctuary is known for its Indian one-horned rhino population. AP

Water buffaloes are seen in foreground as a mahout on a forest department elephant makes a mother and calf one horned Rhinoceros pair move towards the interior of the Pobitora wildlife sanctuary on the outskirts of Gauhati, India, Saturday, May 7, 2022. The sanctuary is known for its Indian one-horned rhino population. AP

A lesser adjutant stork searches for fish in a wetland at the Pobitora wildlife sanctuary on the outskirts of Gauhati, India, Saturday, May 7, 2022. The sanctuary is known for its Indian one-horned rhino population. AP

A mother and calf one horned Rhinoceros pair are seen at the Pobitora wildlife sanctuary on the outskirts of Gauhati, India, Saturday, May 7, 2022. The sanctuary is known for its Indian one-horned rhino population. AP