title: Interfacial Organisms: Passive Ventilation in the Velocity Gradients near Surfaces.
abstract: A variety of animals, including certain sponges, tube-dwellinlg worms, tropical termites, and prairie dogs, either are themselves arranged or construct domiciles arranged to permit flow of fluid inside the system driven by a velocity gradient in an external stream of fluid.
authors.forename: S
authors.initials: S
authors.lastname: Vogel
authors.forename: W L
authors.initials: WL
authors.lastname: Bretz