Mar 28, 2026Discover how feathers are held together by barbs and barbules, providing birds with strength, flexibility, and insulation.

Mar 25, 2026Learn about the branches of a feather called barbs and their smaller branches, barbules, which give feathers structure for flight and insulation.

Mar 18, 2026Discover how bird feathers interlock using barbules and the importance of preening for flight efficiency.