Martin-Plain-flockintree_2007-09_(Kenya-Naivasha)-1 Martin-Rock-flyingflock_2006-11_(Namibia)-1 Martin-Rock_2006-11_(Namibia)-1 Swallow-Barn-pair_2007-09_(Kenya-Mara-Keekorok)-1 Swallow-Barn-pair_2007-09_(Kenya-Mara-Keekorok)-2 Swallow-Barn_2007-09_(Kenya-Mara-Keekorok)-1 Swallow-RedRumped_2007-09_(Kenya-Mara-Keekorok)-1