Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph.
A. His original contributions to natural science include the accurate assessment of the elephant gestation period and the disclosure of the Sarus Crane pairing information.
B. His Tuzuk-i-Jahangiri contains a record of his observations (memoirs of Jahangir).
C. Jahangir, the emperor of the Mughal Empire, was a devoted naturalist.
D. Jahangir is known for his in-depth descriptions of several animals and birds, including the monkey and the hawk-cuckoo.