The Omnipod chirped, This could be a species of chlorophyte plant known commonly as a Volvox.    From Wordnik.com.  [The Search For WondLa] Reference

We also found 38 genes for the bryophyte P. patens and only one gene in the multicellular chlorophyte alga.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference