[Length 25 in. Wingspan 44 in.]

This juvenile Black-crowned Night-Heron was photographed at Lakeside Park, Andrews, Texas, USA. Photo taken with a AF-S VR Nikkor 300mm f/2.8G IF-ED lens + Nikkor TC20E II 2.0x Teleconverter (EFL=900mm) on a Nikon D300 camera. (Date: July 21, 2009)

[Length 25 in. Wingspan 44 in.]

This Black-crowned Night-Heron in flight was photographed at Lakeside Park, Andrews, Texas, USA. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=420mm) on a Nikon D200 camera. (Date: July 28, 2009)

[Length 24 in. Wingspan 42 in.]

This adult Yellow-crowned Night-Heron was photographed at Anahuac NWR, Texas, USA. Photo taken with a Nikkor 300mm EDAF-S VR f2.8 lens + Nikkor TC14E II 1.4x Teleconverter (EFL=630mm) on a Nikon D200 camera. (Date: April 25, 2006)

[Length 24 in. Wingspan 42 in.]

This immature Yellow-crowned Night-Heron was photographed at Achiote Road (Providencia), Colon, Panama. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=450mm) on a Nikon D7000 camera. (Date: August 5, 2011)

[Length 24 in. Wingspan 42 in.]

This immature Yellow-crowned Night-Heron was photographed at Brigantine NWR, New Jersey, USA. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: September 1983)

[Length 24 in. Wingspan 42 in.]

This Yellow-crowned Night-Heron was photographed at Stone Harbor, New Jersey, USA. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: April 1987)

[Length 24 in. Wingspan 42 in.]

This immature Yellow-crowned Night-Heron was photographed at Anahuac NWR, Texas, USA. Photo taken with a Nikkor 300mm EDAF-S VR f2.8 lens + Nikkor TC20E II 2.0x Teleconverter (EFL=900mm) on a Nikon D200 camera. (Date: April 25, 2007)

[Length 24 in. Wingspan 42 in.]

This immature Yellow-crowned Night-Heron was photographed at the Sea Rim "Willows", Sabine Pass, Texas, USA. Photo taken with a Nikkor 70-200mm EDAF-S VR f2.8 lens + Nikkor TC14E II 1.4x Teleconverter (EFL=420mm) on a Nikon D200 camera. (Date: May 3, 2008)

[Length 24 in. Wingspan 42 in.]

This Yellow-crowned Night-Heron in flight was photographed at the Crab Street marsh, Surfside Beach, Texas, USA. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=270mm) on a Nikon D200 camera. (Date: January 17, 2009)