Martin-p cheur d'Europe Alcedo, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Julien Ruiz
10.jpg, Canon EOS 5D MARK IV, Canon EF 600mm f/4.0L IS II USM
500px.com © babu ma
12.jpg, Canon EOS 5D MARK IV, Canon EF 600mm f/4.0L IS II USM
500px.com © babu ma
ship, Canon EOS 5D, Canon EF 600mm f/4.0L IS II USM
500px.com © an qiang
Wing span, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Charles Pan
_96E0906-Wood Duck, Canon EOS-1D MARK IV, Canon EF 600mm f/4.0L IS II USM
flickr.com © Dwight Reed
Untitled, Canon EOS-1D X, Canon EF 600mm f/4.0L IS II USM
500px.com © HaiChuan Gao
Untitled, Canon EOS-1D X, Canon EF 600mm f/4.0L IS II USM
500px.com © HaiChuan Gao
Bar-bellied pitta (f)斑腹八色鸫, Canon EOS 5D MARK IV, Canon EF 600mm f/4.0L IS II USM
flickr.com © jeff ong
Albanella Reale Femmina, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Luca Borra
Eurasian skylark, Canon EOS 7D, Canon EF 600mm f/4.0L IS II USM
500px.com © Mariano Cruz Rodriguez
Nankeen Night-Heron, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © James White
Albanella reale femmina, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © davide viani
Sparviere maschio - Accipiter, Canon EOS 5D MARK IV, Canon EF 600mm f/4.0L IS II USM
flickr.com © davide viani
DSC02599.jpg, Sony ILCE-7RM3, Canon EF 600mm f/4.0L IS II USM
flickr.com © MPing Jow
DSC02626.jpg, Sony ILCE-7RM3, Canon EF 600mm f/4.0L IS II USM
flickr.com © MPing Jow
DSC02573.jpg, Sony ILCE-7RM3, Canon EF 600mm f/4.0L IS II USM
flickr.com © MPing Jow
DSC02589.jpg, Sony ILCE-7RM3, Canon EF 600mm f/4.0L IS II USM
flickr.com © MPing Jow
Kelp Gull, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © James White
Freckled duck, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © James White
Savannah Sparrow (Passerculus sandwichensis), Canon EOS 7D MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Steve Raduns
Great horned owl on, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Charles Pan
long, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
500px.com © Aziz Uykur
Essex signs Adam Zampa, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © real cric how
black-headed bulbul (Pycnonotus atriceps), Canon EOS 7D MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © azmanabaziz
lemur, Canon EOS-1D X MARK II, Canon EF 600mm f/4.0L IS II USM
500px.com © Aziz Uykur
180113蠣鴴L, Canon EOS 7D MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Sean Lu
180113蠣鴴J, Canon EOS 7D MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Sean Lu
180113冠鸊鷈B, Canon EOS 7D MARK II, Canon EF 600mm f/4.0L IS II USM
flickr.com © Sean Lu
Sardinian Warbler - Occhicotto, Canon EOS 5D MARK IV, Canon EF 600mm f/4.0L IS II USM
flickr.com © Lorenzo Magnolfi