Morphological traits/Variable

F

df

P

Mass

Site effect

6.1252

1

0.01617*

Year effect

1.43

2

0.242

Interaction effect

2.0244

3

0.1204

Tarsus length

Site effect

4.785

1

0.0326*

Year effect

1.978

2

0.147

Interaction effect

2.5703

3

0.06272

Beak length

Site effect

187.35

1

<10⁻⁵

Year effect

85.065

2

<10⁻⁵

Interaction effect

119.16

3

<10⁻⁵

Wing length

Site effect

0.1067

1

0.7450

Year effect

1.8950

2

0.1594

Interaction effect

1.2989

3

0.2833