TY  - BOOK
AU  - Hoggren,Mats
TI  - Mating strategies and sperm competition in the Adder (Vipera berus)
SN  - 91-554-3630-7
AV  - PAM QA76.76.H63 No.163 
PY  - 1995///
CY  - Uppsala
PB  - Acta Universitatis Upsaliensis
N1  - Includes bibliographical references

ER  -