Breeding Performances of the European Blackbird (Turdus merula) in Morocco: Habitat Selection, Breeding Phenology, and Breeding Success

Table 1

Correlations among nest dimensions of the Blackbird.

	Internal diameter	External diameter	Cup depth
Internal diameter		0.8861	−0.1006
value		<0.0001	0.5946
External diameter	0.8861		0.0493
value	<0.0001		0.7941
Cup depth	−0.1006	0.0493
value	0.5946	0.7941