Ultrasonography of the estrous cycle in female African elephants (Loxodonta africana)

Hermes, R.;Olson, D.;Goritz, F.;Brown, Janine L.;Schmitt, D. L.;Hagan, D.;Peterson, J. S.;Fritsch, G.;Hildebrandt, Thomas Bernd

Date: 2000

Hermes, R., Olson, D., Goritz, F., Brown, Janine L., Schmitt, D. L., Hagan, D., Peterson, J. S., Fritsch, G., and Hildebrandt, Thomas Bernd. 2000. "Ultrasonography of the estrous cycle in female African elephants (Loxodonta africana)." Zoo biology. 19:369–382.