Consider the following statements:
1. Asiatic lion is naturally found in India only.
2. Double-humped camel is naturally found in India only.
3. One-horned rhinoceros is naturally found in India only.

Which of the statements given above is/are correct?
a. 1 only
b. 2 only
c. 1 and 3 only
d. 1, 2 and 3