The correct answer is Alwar.
Key Points
- Sambar deer represents the Alwar district.
- To create awareness about animals and birds the Forest Department published district mascots of each district of Rajasthan in March 2016.

Important Points
Some important districts and Mascots:
| Districts | Mascots |
| Ajmer | Kharmor bird |
| Bharatpur | Sarus Crane |
| Bhilwara | Peacock |
| Dausa | Rabbit |
| Hanumangarh | Little KingFisher |
| Jaipur | Cheetal deer |
| Sawai Madhopur | Tiger |
| Udaipur | Kabr Bijju |
| Jodhpur | Demoiselle Cranes |
