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HERONS, EGRETS, AND
BITTERNS - ARDEIDAE
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Rufescent
Tiger-Heron
Tigrisoma lineatum
marmoratum
Transpantanal Highway, Mato Grosso state, Brazil.
Adult. (D2) |
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Rufescent
Tiger-Heron
Tigrisoma lineatum
marmoratum
Transpantanal Highway, Mato Grosso state, Brazil.
Juvenile. The name "tiger-heron" probably came from the juvenile plumage. (S6) |
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Rufescent
Tiger-Heron
Tigrisoma lineatum
marmoratum
Transpantanal Highway, Mato Grosso state, Brazil.
Juvenile. An odd behavior, hold one wing outstretched. I
don't know why it was doing that. It didn't seem to be drying the
wing out. (D2) |
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Fasciated
Tiger-Heron
Tigrisoma fasciatum
salmoni
Arenal Observatory, Alajuela province, Costa Rica.
Adult. This heron only lives around fast-moving rocky
streams and rivers. (S5) |
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Fasciated
Tiger-Heron
Tigrisoma fasciatum
salmoni
Zamora, Zamora-Chinchipe province, Ecuador.
Juvenile. (S5) |
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Bare-throated
Tiger-Heron
Tigrisoma mexicanum
Carara NP, Puntarenas province, Costa Rica.
This hulking heron normally occurs from Mexico to
Colombia, with vagrants recorded from southern Texas and northern
Peru. (D3) |

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Agami Heron
Agamia agami
Pantanal Wildlife Center, Mato Grosso state,
Brazil.
Usually one of the hardest to see of the continent's
heron's, since they stay in dense vegetation on the edges of slow
moving rivers through forest. I also think it's one of the most
beautiful of the family, with it's colorful plumage and amazing
beak. This one amazingly sat in full view out in the open, the
first time I'd ever seen one do that. (S5) |
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Boat-billed Heron
Cochlearius cochlearius
panamensis
Carara NP, Puntarenas province, Costa Rica.
A nocturnal heron. A small flock was roosting under the
canopy of a small try by the edge of the river, but this one
perched nearby in the open. Perhaps one of the many tourists
visiting the park had startled it off its perch.
(D2) |
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Boat-billed Heron
Cochlearius cochlearius
panamensis
Ecocenter Danaus, Alajuela province, Costa Rica.
There is quite a bit of individual variation in the amount
of chestnut on the underparts.
(S5)
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Boat-billed Heron
Cochlearius cochlearius
cochlearius
Pantanal Wildlife Center, Mato Grosso state,
Brazil.
This was a young bird that had boldly come out to the edge
of the river in broad daylight (it's a nocturnal species). What I
assume was mommy or daddy soon flew out of hiding and chased it
back into cover! (S6) |
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Yellow-crowned
Night-Heron Nyctanassa violacea
(subspecies?) Tárcoles, Puntarenas province,
Costa Rica.
Adult. I don't know which subspecies occurs in Costa Rica.
(S5) |
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Yellow-crowned
Night-Heron Nyctanassa violacea
pauper Genovesa Island, Galapagos, Ecuador.
Juvenile. This subspecies is endemic to Galapagos.
(S5) |

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Green Heron
Butorides virescens
Carara NP, Puntarenas province, Costa Rica.
A migratory species, breeding in North America and
wintering south to northern South America.
(D2) |
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Striated Heron
Butorides striata
striata
Pantanal Wildlife Center (Santa Tereza), Mato Grosso state, Brazil.
Current taxonomy makes this one of the most widespread
species in the world, occurring on every tropical continent.
(S6) |
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Striated (Lava)
Heron
Butorides striata
sundevalli
Bartholome Island, Galapagos, Ecuador.
Lava Heron, endemic to the Galapagos, has now been lumped
with the widespread Striated Heron despite the striking plumage
differences. Apparently some hybridization occurs.
(S1)
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Cattle Egret
Bubulcus ibis ibis
Northeast of Catemaco, Veracruz state, Mexico.
(S5) |
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Great Blue Heron
Ardea herodias
cognata
Santa Cruz Island, Galapagos, Ecuador.
Unlike anywhere else in South America, Great Blue Herons
are permanent residents on the Galapagos. It is an endemic
subspecies. (S5) |
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Great Blue Heron
Ardea herodias
herodias
Tárcoles, Puntarenas province, Costa Rica.
A wintering bird. (S5) |
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Cocoi Heron
Ardea cocoi
Transpantanal Highway, Mato Grosso state, Brazil.
Formerly called White-necked Heron. (S6)
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Cocoi Heron
Ardea cocoi
Transpantanal Highway, Mato Grosso state, Brazil.
Note the bill color compared to the above photo. This bird
is in breeding condition. (S6)
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Great Egret
Ardea alba egretta
Transpantanal Highway, Mato Grosso state, Brazil.
(D2)
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Whistling Heron
Syrigma sibilatrix
sibilatrix
Fazenda Santa Tereza (Pantanal lodge), Mato Grosso state,
Brazil.
A unique South American heron. It's not particularly tied
to water, and is most often seen in pastures. (S6) |

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Capped Heron
Pilherodius pileatus
Reserva
Ecologica de Guapi Assu, Rio de Janeiro state, Brazil.
Definitely one of the prettiest of all the herons! It is
mostly restricted to South America, but does get into E Panama.
(D3) |
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Tricolored Heron
Egretta tricolor
ruficollis
Carara NP, Puntarenas province, Costa Rica.
(D2) |
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Snowy Egret
Egretta thula
brewsteri
Tárcoles, Puntarenas province, Costa Rica.
(S5) |
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Little Blue Heron
Egretta caerulea
Pousada Piuval, Pantanal, Mato Grosso state,
Brazil.
Adult. Little Blue Herons in South America are not
migratory, unlike their North American brethren.
(S5) |
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Little Blue Heron
Egretta caerulea
Tárcoles, Puntarenas province, Costa Rica.
Juvenile. (S5) |
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