Quali uccelli mangiano la linfa?

* Woodpeckers (Picidae)

* Creepers (Certhiidae)

* nuthatches (Sittidae)

* Chickadees (Paridae)

* titmice (Paridae)

* Warblers (Parulidae)

* Tanagers (Thraupidae)

* Honeycreepers (Drepanididae)

* Flowerpeckers (DiCaeidae)