Greater one-horned rhinos, Central Zoo, Nepal. The one on the left is younger of the two and inside a temporary holding area. The one on the right is an adult male.
<a href="//commons.wikimedia.org/wiki/User:Shadow_Ayush" title="User:Shadow Ayush">Shadow Ayush</a>
<span class="int-own-work" lang="en">Own work</span>