English and Scientific names:

Green-breasted Mango

(Anthracothorax prevostii)

Number of individuals: 

One immature male

Locality: LOUISIANA: 


Specific Locality:

Brownstone Dr., Greenwood LA

Date(s) when observed:

August 20, 2009

Time(s) of day when observed:  

3:30-4:30PM (bird was first seen by homeowner at 12:08PM)

Reporting observer and address:

Paul Dickson

Shreveport, LA

Other observers accompanying reporter who also identified the bird(s):

Terry Davis
Jeff Trahan
Rosemary Seidler
Vicky LeFever
Velda Neilson

Other observers who independently identified the bird(s)

Charlie Lyon

Light conditions (position of bird in relation to shade and to direction and amount of light):

bright sun and shade of porch

Optical equipment: 

10x40 bino

Distance to bird(s): 

at feeder 15' from window

Duration of observation:

1 hr.


mowed yard of country home. Pond, Willow & Red Oaks in yard. No flowers. Woodland and pasture surrounding.

Behavior of bird: 

Feeding at hummingbird feeder. Aggressive towards numerous Ruby-throated. Fed briefly without perching. Returned to feeder in 20 min. intervals. Homeowner kept a log of visits.


very large, green hummingbird with  white underparts and an irregular, splotchy central stripe of iridescent green and purple running from throat to vent. Cinnamon wash to either side of central stripe in the throat and breast area. Bill dark, long and decurved. Tail as follows R2-R5: base appearing rufous in shade and iridescent mauve to violet in sunlight. The base ran about 2/3 the length of the tail followed by a narrow dark sub-terminal band and a narrow white terminal band on R3-5. R2 was dark tipped. R1 yellow green through out. Upper surface of tail poorly seen. Wings, back and remaining upperparts green.



Similar species:

Superb photographs were taken by Jeff Trahan. I did not go outside so as not to scare it off.

Photographs or tape recordings obtained?

Black-throated Mango: by cinnamon wash on throat and breast which Black-throated lacks (O'Neal-Peru book) Other mangos by green iridescent central stripe, not black and by mauve to violet iridescence on undertail.

Previous experience with this species: 

Costa Rica, Mexico

Identification aids:

Birds of Peru, other Central American books, Sheri Williamson\'s Peterson series Hummingbird guide.

This description is written from: 

memory after

Are you positive of your identification? If not, explain: 


yes, and that it is a male based on narrow white tips to R3-5 and none on R2

Date and time: 

August 21, 2009