Alaska Tundra Foodweb for Rheumaptera hastata (spear-marked black)

Alaska Tundra
Falco columbarius
(Merlin)
 
Lanius excubitor
(Northern Shrike)
Tachycineta bicolor
(Tree Swallow)
 
Poecile hudsonica
(Boreal Chickadee)
 
Rheumaptera hastata
(spear-marked black)
 
Betula nana
(dwarf birch)
 
Ecosystem provided by Making The Forest And Tundra Wildlife Connection