Comparison of plant burrs and Velcro .

Download scientific diagram | Comparison of plant burrs and " Velcro " .  from publication: Biologically-inspired insights into soil arching and tunnel stability from the topology of ant nests | The emergence of anthill castings as a popular and innovative art form has revealed the great complexity of the topology and architecture of the nests constructed by " wild " ants. Through detailed study of several nest castings as well as the soil in which they were | Nested, Ants and Tunneling | ResearchGate, the professional network for scientists.

Bur, Plants Wiki

The details about Velcro shows that A burrs and Velcro are a lot alike B burrs

Velcro and Burdock Burs - ppt download

Burdock burs hi-res stock photography and images - Alamy

Burdock – Hiker's Notebook

Velcro Effect Of Tiny Hooks On A Burr

Arctium minus (Common Burdock): Minnesota Wildflowers

Alejandro MARTINEZ, Associate Professor, Doctor of Philosophy, University of California, Davis, California, UCD, Department of Civil and Environmental Engineering

Plant-like hooked miniature machines for on-leaf sensing and delivery

J. FROST, Professor (Full), B.A., B.A.I., M.S.C.E, Ph.D., Georgia Institute of Technology, Georgia, GT, School of Civil & Environmental Engineering