Use of field-portable ultrasonography reveals differences in developmental phenology and maternal egg provisioning in two sympatric viviparous snakes

Amanda M. Sparkman, Kenneth R. Chism, Anne M. Bronikowski, Lilly J. Brummett, Lucia L. Combrink, Courtney L. Davis, Kaitlyn G. Holden, Nicole M. Kabey, David A. W. Miller
Wiley-Blackwell
Published 2018