Whiskered Tern (Chlidonias hybrida / Witbaardsterretjie), Rietvlei NR January 18, 2020 2461 × 1641 Whiskered Tern (Chlidonias hybrida / Witbaardsterretjie), Rietvlei NR Whiskered Tern (Chlidonias hybrida / Witbaardsterretjie), Rietvlei NR