Is there any evidence of their crossbreeding in captive and/or in free-living populations?

Krojerová-Prokešová, J., Barančeková, M., Voloshina, I. V., Kawata, Y., Oshida, T., Igota, H., Lamka, J., Koubek, P. Is there any evidence of their crossbreeding in captive and/or in free-living populations? In: WERNER-FLUECK, J. S., CHARRIER, A., eds. Advances and challenges in deer biology. Huilo Huilo: Fundacion Huilo Huilo, 2010, s. 38-39. Available: http://www.travelsolutions.cl/idbc/media/idbc_abstracts.pdf