Mitra, O Grunting for worms: seismic vibrations cause Diplocardia earthworms to emerge from the soil. [electronic resource] - Biology letters Feb 2009 - 16-9 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1744-9561 Standard No.: 10.1098/rsbl.2008.0456 doi Subjects--Topical Terms: AnimalsBehavior, AnimalCuesOligochaeta--physiologyRainSoilVibration