| Views | |
| Animals and the environment | 142 |
| December 2012 | January 2013 | February 2013 | March 2013 | April 2013 | May 2013 | June 2013 | |
| Animals and the environment | 7 | 19 | 10 | 4 | 9 | 11 | 4 |
| Views | |
| United States of America | 51 |
| China | 22 |
| Russian Federation | 11 |
| Canada | 4 |
| South Africa | 3 |
| Korea | 1 |
| Sweden | 1 |
| Views | |
| Beijing | 19 |
| Redwood City | 15 |
| Beverly Hills | 7 |
| Santa Clara | 5 |
| Sayreville | 4 |
| Stellenbosch | 3 |
| Toronto | 3 |
| Ashburn | 1 |
| Mountain View | 1 |
| Needham Heights | 1 |