TY - JOUR T1 - INTRASPECIFIC VARIATION IN EGG COMPOSITION AND YOLK FORMATION IN THE COMMON GUILLEMOT (URIA-AALGE) JO - J ZOOL PY - 1990/02/01 AU - HATCHWELL BJ AU - PELLATT J ED - VL - 220 SP - 279 EP - 286 Y2 - 2024/12/22 ER -