Here are a sequence of microscopy videos that depict C.elegans doing the following actions: mating partners with fluorescent labelled body wall muscles; omega turn of an adult worm; fluorescent imaging of neuromodulator release during mating; mating partners imaged in bright field; mating partners imaged with phase contrast microscopy; roaming adult animal; fluorescent labelled animals of varying age; previous animals in bright field; fluorescent imaging of olfactory neuron activity; comet tail traces of chemotaxing worms.