River Tern's mating ritual... by bhanukiran9
Gentoo Penguin couple - Antarctica by SueClarkPhoto
Check mate by Uni_so
Indiscreet by Discover_Abruzzo
Bramito by Vassili_Balocco
Coming In by Gyrohype
Mated for Life by Mother_Nature
B+W 2 step by rachelurlich
DOWNTRODDEN COMPANIONS by PhotoPhilanderer
Soul Mates by adrianchinery
Warmth by Mother_Nature
Approaching the mating dance by AnnuO
talking to mama eagle in nest by lamarh
Life of the Party! by WEphotos
Walking the Line by Inspire4More
Molly by photobuggs
Pair for a lifetime... by bhanukiran9
Waiting for my Mate by Inspire4More
Eagle Eye View by ShannonRogers1
Controlling the haram.   by Dalecga
Love by ericakinsella
Me Lil' Mate by Deb-Deb
O Amargo by guilhermeescosteguy
Circle of Life by ryanramsamy
Mating Monarchs by macropixel
Swan Father in full defending  mode by AnnuO
2 by rickmcfadden
Young Male Cardinal Calling to His Mate-8765 by InnateArtist
He loves me. He loves me not. by jessicakirsh
The Mighty Fighting Swan Father by AnnuO
Harriet and M-15 mating. by grandmaof7