Male
Female
juvenile
male
female
Male in summer plumage
Male in winter
Male - winter
Female - winter
1st winter male
1st year
Juvenile
Male at nest hole
Male at nesthole
Female at nest hole
Adult female or sub-adult male
1st summer male
1st Summer male
Female or 1st winter male
Adult male
male - displaying
male - displaying to another male
male, keeping watch amid the heather
male in ling heather