Name 5 animal species whose population is increasing.
1. Giant Pandas: The population of giant pandas in the wild has seen a 17% increase thanks to conservation efforts and habitat preservation. 

2. Mountain Gorillas: These critically endangered gorillas have been seeing a steady increase in their population due to intensive conservation efforts. 

3. Indian Rhinoceros: Also known as Greater One-horned Rhinoceros, their population has increasing owing to better conservation efforts and anti-poaching measures.

4. Gray Wolves: Once hunted and driven to the brink of extinction, conservation efforts have helped increase the gray wolf population in certain regions.

5. Arabian Oryx: The Arabian Oryx was once extinct in the wild, but thanks to captive breeding and reintroduction programs, their population has been steadily growing.
Complete the following task based on the instruction and optional input provided.### Instruction:
Name 5 animal species whose population is increasing.

### Output:
1. Giant Pandas: The population of giant pandas in the wild has seen a 17% increase thanks to conservation efforts and habitat preservation. 

2. Mountain Gorillas: These critically endangered gorillas have been seeing a steady increase in their population due to intensive conservation efforts. 

3. Indian Rhinoceros: Also known as Greater One-horned Rhinoceros, their population has increasing owing to better conservation efforts and anti-poaching measures.

4. Gray Wolves: Once hunted and driven to the brink of extinction, conservation efforts have helped increase the gray wolf population in certain regions.

5. Arabian Oryx: The Arabian Oryx was once extinct in the wild, but thanks to captive breeding and reintroduction programs, their population has been steadily growing.