Derek Keats:
Grey-headed Gull, Chroicocephalus cirrocephalus, at Waterfall Estate, Gauteng, South Africa
Derek Keats:
White-faced Whistling Duck, Dendrocygna viduata, at Waterfall Estate, Gauteng, South Africa
Derek Keats:
African Sacred Ibis,Threskiornis aethiopicus, at Waterfall Estate, Gauteng, South Africa