Imperial Eagle (Aquila heliaca)

September 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

September 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

September 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

September 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter ringed in Austria © Richard Katzinger

Imperial Eagle (Aquila heliaca)

September 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

September 2015, juvenile, EOS 7D II + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

September 2015, juvenile, EOS 7D II + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

October 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter ringed in Czech Republic © Richard Katzinger

Imperial Eagle (Aquila heliaca)

October 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

October 2013, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

October 2013, comparison of 2nd cy (left) and juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

October 2013, comparison of 2nd cy (left) and juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

October 2013, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

November 2012, juvenile, EOS 7D + EF 300/2.8 + 2x Konverter satellite tagged in Slovakia © Richard Katzinger

Imperial Eagle (Aquila heliaca)

February 2016, 2nd cy, EOS 7D II + EF 300/2.8 © Richard Katzinger

Imperial Eagle (Aquila heliaca)

March 2013, 2nd cy, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

March 2013, 2nd cy, EOS 7D + EF 300/2.8 + 2x Konverter satellite tagged in Austria © Richard Katzinger

Imperial Eagle (Aquila heliaca)

March 2016, 2nd cy, EOS 7D II + EF 300/2.8 + 2x Konverter ringed in Austria © Richard Katzinger

Imperial Eagle (Aquila heliaca)

July 2016, 2nd cy, EOS 7D II + EF 500/4 II + 1.4x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

July 2016, 2nd cy, EOS 7D II + EF 500/4 II + 1.4x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

August 2015, 2nd cy, EOS 7D II + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

September 2012, 2nd cy, EOS 7D + EF 300/2.8 + 2x Konverter ringed in Hungary © Richard Katzinger

Imperial Eagle (Aquila heliaca)

October 2013, 2nd cy, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

April 2016, 3rd cy, EOS 7D II + EF 300/2.8 © Richard Katzinger

Imperial Eagle (Aquila heliaca)

August 2015, 3rd cy, EOS 7D II + EF 300/2.8 + 2x Konverter satellite tagged in Hungary © Richard Katzinger

Imperial Eagle (Aquila heliaca)

August 2015, 3rd cy, EOS 7D II + EF 300/2.8 + 2x Konverter satellite tagged in Hungary © Richard Katzinger

Imperial Eagle (Aquila heliaca)

August 2015, 3rd cy, EOS 7D II + EF 300/2.8 + 2x Konverter satellite tagged in Hungary © Richard Katzinger

Imperial Eagle (Aquila heliaca)

August 2015, 3rd cy, EOS 7D II + EF 300/2.8 + 2x Konverter satellite tagged in Hungary © Richard Katzinger

Imperial Eagle (Aquila heliaca)

August 2015, presumed 4th cy, EOS 7D II + EF 300/2.8 + 2x Konverter © Richard Katzinger

Imperial Eagle (Aquila heliaca)

March 2012, adult, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger

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March 2014, adult, EOS 7D + EF 300/2.8 + 2x Konverter © Richard Katzinger