MONOTREMES are ancient animals that lay soft-shelled eggs, including the platypus and spiny anteater.
http://www.ege.fcen.uba.ar/wp-content/uploads/2014/05/Life-histories-Molles.pdf
MONOTREMES are ancient animals that lay soft-shelled eggs, including the platypus and spiny anteater.
http://www.ege.fcen.uba.ar/wp-content/uploads/2014/05/Life-histories-Molles.pdf