Natura Croatica, Vol. 15 No. 4, 2006.
Kratko priopćenje
Nest density, clutch size and egg dimensions of the hooded crow (Corvus corone cornix)
Z. Dolenec
Sažetak
This study was conducted in Krapina river valley in north-western Croatia during 2004 – 2005. The mean nest density of the hooded crow on the research was 3.73 nest/km². The mean clutch size was 4.34 and egg size (volume) was 17.63 cm³. Mean egg length (2004 – 2005) was 41.11 mm, breadth 28.97 mm and egg shape index 1.42. The positive correlation between length and breadth was (p<0.05). There was no significant correlation between clutch size and the volume of eggs (p>0.05).
Ključne riječi
hooded crow; Corvus corone cornix; nest density; clutch size; egg dimensions
Hrčak ID:
11952
URI
Datum izdavanja:
31.12.2006.
Posjeta: 2.943 *