Sigma 100-400 OS C @100mm, f6.3, handheld; Nikon D600 Amazon
Sigma 100-400 OS C @100mm, f5, morning sun; Nikon D600 higher elevation slopes (2600 m), backlit with a speedlight/diffuser, Heliconia burleana
Sigma 100-400 OS C @100mm, f7.1; Nikon D600 Noon, light breaking through the clouds (the little dot in the distance is a bird of prey)
