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A bird uses it beak to get bark off trees to find insects (example; woodpecker) Also bird use the to easily preen their feathers. These are just a few of the many ways birds use their beaks.To ward off bees and other insects who are repelled by its strong scent.
Their beaks are designed to be able to peck insects out of tree bark.
To dig through tree bark for insects.
A woodpecker uses its beak for pecking at bark on trees
The birds that have the longer beaks are ones that suck nectar and peck trees for insects. It allows them to reach with their tongues into the bark or the flower to receive the food.
The ivory bill consumes wood boring insects and their larvae. The bird has a large, chisel like beak, flattened near the tip, allowing it to scale large slabs of bark off trees, exposing the insects and grubs on which they feed.
The mangrove finch eats, with it's specialized beak that is long and pointed with a curved culmen, insects hidden within tree bark. It pulls off the bark and then eats the tiny insects that were hidden.
Their beak adapts to their niche. Like a hummingbird, they have long beaks in order to pick out bark in trees, so they live in trees.
Woodpeckers tap their beaks in bark
Pecks holes in trees and wood structures insearch of insects beneath the outer surface.
If the beak is sharp enough, it can kill small insects such as, caterpillars, centipedes and other things the birds eat. The beak can also be used to fight when a predator is in combat with them.
i think its for making holes in trees for nests and getting out bugs in the trees to stick their tong in.