Anjili profile image 81

Why do we sing? Why don't other creatures sing?


 

sort by best latest

MickS profile image78

MickS says

You can help the HubPages community highlight top quality content by ranking this answer up or down.

6 years ago
 |  Comment
Right On Time profile image78

Right On Time says

You can help the HubPages community highlight top quality content by ranking this answer up or down.

6 years ago
 |  Comment
laarnoi profile image61

laarnoi says

You can help the HubPages community highlight top quality content by ranking this answer up or down.

5 years ago
 |  Comment