How do nuthatches utilize suet as a high-fat supplement?

Answer

They wedge it into the mesh of a suet cage or bark crevices

Nuthatches treat suet like seeds, readily wedging the high-fat supplement into suet cage mesh or directly into bark crevices when natural insects are scarce.

How do nuthatches utilize suet as a high-fat supplement?
birdanimalWintermigrationNuthatch