TY - JOUR T1 - An unexpected twist: Sperm cells coil to the right in land snails and to the left in song birds JO - Contributions to Zoology UR - https://eprints.whiterose.ac.uk/id/eprint/129093 UR - http://www.ctoz.nl/cgi/t/text/get-pdf?c=ctz;idno=8604a03 PY - 2017/12/22 AU - Schilthuizen M AU - Langelaan R AU - Hemmings N AU - van Oostenbrugge W AU - Visser S ED - PB - Naturalis Biodiversity Center VL - 86 IS - 4 SP - 297 EP - 302 Y2 - 2025/11/18 ER -