As its name suggests, the bird feeds on sap... He pokes a line of small holes in the bark and, as they fill with sap, he... sucks it! The little cups are quite visible on the photo.
| Copyright: |
© Jacques Berger.
All rights reserved. |
| Image Source: | digital |
| Date Taken: | 02.2013 |
| Total Views: | 29 |
| Filed Under: | Natural World |
| Date Uploaded: | April 19, 2015, 6:49 p.m. |
/https://public-media.smithsonianmag.com/filer/3e/29/3e29cb99-b78f-489d-a39c-d4b62115e6f5/istock-583689522_eisenhower.jpg)
