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Acorn woodpecker acorn Granary stash in dead tree
Acorn woodpeckers sotre their acorns in a tree granary. Fresh holes have caused clear sap to leak from the tree.
oak tree with acorns pushed in by woodpeckers
Woodpecker hollows on the trunks
Granary tree filled by acorn woodpeckers with acorns in autumn, California
Woodpecker hole in a tree
Bird house in the tree trunk
A maple with a large hole in its trunk.
A nesting hole in a shagbark hickory tree.
Holes in wood from vermin pests, nuisance animals.
Cuckoo hole in a tree trunk
Overhead shot of Acorns collection on white background.
Fresh pileated woodpecker borings in white pine tree, deep in the Connecticut woods
Cool things animals do acorn Woodpecker La Porte California
Swiss pine (Pinus cembra)close-up above Arosa in the canton of graubuenden. The mature size is typically between 25-35 metres.  The species is long-lasting and can reach an age between 500 and 1000 years. The image was captured during winter season.
Acorns on the rock in the forest
Close-up of a tree trunk with damage from woodpeckershole
A tree trunk with holes from woodpeckers in spring, when birds use the tree's sap as a food supplement.
Acron Woodpecker acorn tree granary, Melanerpes formicivorus. Sonoma County, California. Pepperwood Preserve.
A tree trunk with a hole in it. The hole is small and round. The bark of the tree is brown and has a rough texture
Pileated woodpecker holes in trunk of white ash tree
Acorns embedded in an oak branch.
Old tree bark texture background
We need trees to live on this planet. They evolve, we evolve. Protecting our natural environment is vital to our species' survival.
Rough bark in a forest close up.
Acorn. In many places, there are lots of acorn falling from the oak tree in autumn, which provide food for many animals and birds.
Bark of cork oak (Quercus suber) tree. Luogosanto. Province of Sassari. Sardinia. Italy.
A close-up view of a tree trunk with a woodpecker hole shows a natural scene, and rough texture.
Fresh pileated woodpecker boring in the New England wilderness. The hole's long, oval shape indicates this bird species. Late winter/early spring.
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