News - June 2019



Other insects and spiders
Treehopper
Enchenopa sp.
Treehopper
01-06-19 © J. Simón Tagtachian
Lubber Grasshopper
Coryacris angustipennis
Lubber Grasshopper
22-06-19 © Sergio Cusano
Lubber Grasshopper
22-06-19 © J. Simón Tagtachian
Misiones tarantula
Vitalius roseus
Misiones tarantula
04-05-19 © Sergio Cusano
Long-jawed orbweaver
Leucauge sp.
Long-jawed orbweaver
26-06-19 © Gustavo F. Brahamian
Golden Silk Orbweaver
Trichonephila clavipes
Golden Silk Orbweaver
06-06-19 © J. Simón Tagtachian

Warbling Doradito
Pseudocolopteryx flaviventris
Warbling Doradito
20-06-19 © Hugo Aguilar
Many-colored Rush Tyrant
Tachuris rubrigastra
Many-colored Rush Tyrant
20-06-19 © Hugo Aguilar
Mottle-cheeked Tyrannulet
Phylloscartes ventralis
Mottle-cheeked Tyrannulet
09-06-19 © Hugo Aguilar
Blue-billed Black-Tyrant
Knipolegus cyanirostris
Blue-billed Black-Tyrant
20-06-19 © Hugo Aguilar
Southern Beardless-Tyrannulet
Camptostoma obsoletum
Southern Beardless-Tyrannulet
09-06-19 © Hugo Aguilar
Wren-like Rushbird
Phleocryptes melanops
Wren-like Rushbird
23-06-19 © Hugo Aguilar
Hepatic Tanager
Piranga flava
Hepatic Tanager
09-06-19 © Hugo Aguilar
Diademed Tanager
Stephanophorus diadematus
Diademed Tanager
20-06-19 © Hugo Aguilar
Ferruginous Pygmy-Owl
Glaucidium brasilianum
Ferruginous Pygmy-Owl
09-06-19 © Hugo Aguilar
Fawn-breasted Tanager
Pipraeidea melanonota
Fawn-breasted Tanager
20-06-19 © Hugo Aguilar
American Kestrel
Falco sparverius
American Kestrel
20-06-19 © Hugo Aguilar
Ultramarine Grosbeak
Cyanoloxia brissonii
Ultramarine Grosbeak
09-06-19 © Hugo Aguilar
Yellow-browed Tyrant
Satrapa icterophrys
Yellow-browed Tyrant
23-06-19 © Hugo Aguilar
Yellow-winged Blackbird
Agelasticus thilius
Yellow-winged Blackbird
20-06-19 © Hugo Aguilar
Yellow-billed Cardinal
Paroaria capitata
Yellow-billed Cardinal
22-06-19 © Hugo Aguilar
Tropical Parula
Setophaga pitiayumi
Tropical Parula
20-06-19 © Hugo Aguilar
Golden-crowned Warbler
Basileuterus culicivorus
Golden-crowned Warbler
09-06-19 © Hugo Aguilar
Masked Gnatcatcher
Polioptila dumicola
Masked Gnatcatcher
20-06-19 © Hugo Aguilar




White-tipped Dove
Leptotila verreauxi
White-tipped Dove
22-06-19 © J. Simón Tagtachian
Yellow-billed Pintail
Anas georgica
Yellow-billed Pintail
22-06-19 © J. Simón Tagtachian
Maguari Stork
Ciconia maguari
Maguari Stork
22-06-19 © J. Simón Tagtachian
Great Kiskadee
Pitangus sulphuratus
Great Kiskadee
22-06-19 © J. Simón Tagtachian
Variable Oriole
Icterus pyrrhopterus
Variable Oriole
22-06-19 © J. Simón Tagtachian
Narrow-billed Woodcreeper
Lepidocolaptes angustirostris
Narrow-billed Woodcreeper
22-06-19 © J. Simón Tagtachian
White-faced Whistling-Duck
Dendrocygna viduata
White-faced Whistling-Duck
22-06-19 © J. Simón Tagtachian
White-faced Whistling-Duck
22-06-19 © J. Simón Tagtachian

With yellow-billed teal (left) and ringed teal (center)

Southern Lapwing
Vanellus chilensis
Southern Lapwing
22-06-19 © J. Simón Tagtachian

Black-capped Warbling-Finch
Poospiza melanoleuca
Black-capped Warbling-Finch
22-06-19 © Héctor Horacio García
Coscoroba Swan
Coscoroba coscoroba
Coscoroba Swan
22-06-19 © Héctor Horacio García
Ringed Teal
Callonetta leucophrys
Ringed Teal
01-06-19 © Héctor Horacio García

A female, at the bottom of the branch, and two males

Nenday Parakeet
Aratinga nenday
Nenday Parakeet
23-06-19 © Héctor Horacio García
Brazilian Teal
Amazonetta brasiliensis
Brazilian Teal
01-06-19 © Héctor Horacio García
Roadside Hawk
Rupornis magnirostris
Roadside Hawk
18-06-19 © Héctor Horacio García
Roadside Hawk
18-06-19 © Héctor Horacio García
Chalk-browed Mockingbird
Mimus saturninus
Chalk-browed Mockingbird
01-06-19 © Héctor Horacio García
Chimango Caracara
Milvago chimango
Chimango Caracara
23-06-19 © Héctor Horacio García
Picazuro Pigeon
Patagioenas picazuro
Picazuro Pigeon
01-06-19 © Héctor Horacio García
Yellow-billed Teal
Anas flavirostris
Yellow-billed Teal
01-06-19 © Héctor Horacio García




White-barred Piculet
Picumnus cirratus
White-barred Piculet
22-06-19 © Javier Guillermo González
Diademed Tanager
Stephanophorus diadematus
Diademed Tanager
22-06-19 © J. Simón Tagtachian
Diademed Tanager
22-06-19 © J. Simón Tagtachian
Picui Ground Dove
Columbina picui
Picui Ground Dove
22-06-19 © J. Simón Tagtachian
Picui Ground Dove
22-06-19 © J. Simón Tagtachian
Spot-winged Pigeon
Patagioenas maculosa
Spot-winged Pigeon
22-06-19 © J. Simón Tagtachian
Spot-winged Pigeon
22-06-19 © J. Simón Tagtachian
Yellow-browed Tyrant
Satrapa icterophrys
Yellow-browed Tyrant
22-06-19 © J. Simón Tagtachian
Green-winged Saltator
Saltator similis
Green-winged Saltator
22-06-19 © J. Simón Tagtachian
Yellow-billed Pintail
Anas georgica
Yellow-billed Pintail
22-06-19 © Javier Guillermo González
Ultramarine Grosbeak
Cyanoloxia brissonii
Ultramarine Grosbeak
22-06-19 © J. Simón Tagtachian
Green-winged Saltator
Saltator similis
Green-winged Saltator
22-06-19 © J. Simón Tagtachian
Rufescent Tiger-Heron
Tigrisoma lineatum
Rufescent Tiger-Heron
22-06-19 © Javier Guillermo González
Spectacled Tyrant
Hymenops perspicillatus
Spectacled Tyrant
22-06-19 © Javier Guillermo González
Coscoroba Swan
Coscoroba coscoroba
Coscoroba Swan
22-06-19 © Javier Guillermo González

It seems incubation has begun

Neotropic Cormorant
Phalacrocorax brasilianus
Neotropic Cormorant
22-06-19 © Javier Guillermo González
Blue-and-yellow Tanager
Pipraeidea bonariensis
Blue-and-yellow Tanager
22-06-19 © Javier Guillermo González
Blue-and-yellow Tanager
22-06-19 © J. Simón Tagtachian
Solitary Black Cacique
Cacicus solitarius
Solitary Black Cacique
22-06-19 © J. Simón Tagtachian
Solitary Black Cacique
22-06-19 © Javier Guillermo González
Yellow-billed Cardinal
Paroaria capitata
Yellow-billed Cardinal
22-06-19 © Javier Guillermo González
Green-barred Woodpecker
Colaptes melanochloros
Green-barred Woodpecker
22-06-19 © J. Simón Tagtachian

Cold weather begins and this woodpecker searches for food in the soil

Sayaca Tanager
Thraupis sayaca
Sayaca Tanager
22-06-19 © J. Simón Tagtachian
Sayaca Tanager
22-06-19 © Javier Guillermo González
Double-collared Seedeater
Sporophila caerulescens
Double-collared Seedeater
22-06-19 © J. Simón Tagtachian
Blue-and-white Swallow
Pygochelidon cyanoleuca
Blue-and-white Swallow
22-06-19 © J. Simón Tagtachian
Kelp Gull
Larus dominicanus
Kelp Gull
22-06-19 © Javier Guillermo González
Roadside Hawk
Rupornis magnirostris
Roadside Hawk
22-06-19 © Javier Guillermo González
Roadside Hawk
22-06-19 © Javier Guillermo González

Cattle Tyrant - feeding
Cattle Tyrant - feeding
The cattle tyrant and its feeding techniques
Read more
White-tipped Plantcutter
Phytotoma rutila
White-tipped Plantcutter
19-06-19 © J. Simón Tagtachian
White-tipped Plantcutter
19-06-19 © J. Simón Tagtachian
Peregrine Falcon
Falco peregrinus
Peregrine Falcon
19-06-19 © J. Simón Tagtachian
Peregrine Falcon
19-06-19 © J. Simón Tagtachian
Harris's Hawk
Parabuteo unicinctus
Harris's Hawk
19-06-19 © J. Simón Tagtachian
Harris's Hawk
19-06-19 © J. Simón Tagtachian
Cocoi Heron
Ardea cocoi
Cocoi Heron
19-06-19 © J. Simón Tagtachian
Cocoi Heron
19-06-19 © J. Simón Tagtachian
Fulvous Whistling-Duck
Dendrocygna bicolor
Fulvous Whistling-Duck
19-06-19 © J. Simón Tagtachian

From left to right on the vegetation two white-faced whistling-ducks, a common gallinule, the fulvous whitling-duck and farther right a white-tufted grebe. In the water three yellow-billed teals

Maguari Stork
Ciconia maguari
Maguari Stork
19-06-19 © J. Simón Tagtachian
Brazilian Teal
Amazonetta brasiliensis
Brazilian Teal
19-06-19 © J. Simón Tagtachian
Roadside Hawk
Rupornis magnirostris
Roadside Hawk
19-06-19 © J. Simón Tagtachian



Bird Survey organized by the COARECS
June 22nd, 2019

Green Kingfisher
Chloroceryle americana
Green Kingfisher
22-06-19 © Silvia Sokolovsky
Scarlet-headed Blackbird
Amblyramphus holosericeus
Scarlet-headed Blackbird
22-06-19 © Silvia Sokolovsky
Dark-faced Ground-Tyrant
Muscisaxicola maclovianus
Dark-faced Ground-Tyrant
22-06-19 © Sergio Cusano
Dark-faced Ground-Tyrant
22-06-19 © Sergio Cusano
Diademed Tanager
Stephanophorus diadematus
Diademed Tanager
22-06-19 © Sergio Cusano
Spot-winged Pigeon
Patagioenas maculosa
Spot-winged Pigeon
22-06-19 © Sergio Cusano
Green-winged Saltator
Saltator similis
Green-winged Saltator
22-06-19 © Sergio Cusano
Yellow-chinned Spinetail
Certhiaxis cinnamomeus
Yellow-chinned Spinetail
22-06-19 © Silvia Sokolovsky

Though only two in the photo there were three individuals running after one another very excitedly.

Ultramarine Grosbeak
Cyanoloxia brissonii
Ultramarine Grosbeak
22-06-19 © Sergio Cusano
Straneck's Tyrannulet
Serpophaga griseicapilla
Straneck's Tyrannulet
22-06-19 © Sergio Cusano
White-crested Tyrannulet
Serpophaga subcristata
White-crested Tyrannulet
22-06-19 © Sergio Cusano
Coscoroba Swan
Coscoroba coscoroba
Coscoroba Swan
22-06-19 © Sergio Cusano

Building a nest

Yellow-billed Cardinal
Paroaria capitata
Yellow-billed Cardinal
22-06-19 © Sergio Cusano
Green-barred Woodpecker
Colaptes melanochloros
Green-barred Woodpecker
22-06-19 © Sergio Cusano
Black-necked Swan
Cygnus melancoryphus
Black-necked Swan
22-06-19 © Sergio Cusano
Blue-and-yellow Tanager
Pipraeidea bonariensis
Blue-and-yellow Tanager
22-06-19 © Sergio Cusano
Blue-and-yellow Tanager
22-06-19 © Sergio Cusano

Eating fruit of the ombu tree Phytolacca dioica

Blue-and-yellow Tanager
22-06-19 © Sergio Cusano
censo junio 2019



Chilean Skua
Stercorarius chilensis
Chilean Skua
20-06-19 © Diego Carús
Chilean Skua
20-06-19 © Diego Carús
Austral Negrito
Lessonia rufa
Austral Negrito
20-06-19 © Diego Carús
Austral Negrito
20-06-19 © Diego Carús
Royal Tern
Thalasseus maximus
Royal Tern
20-06-19 © Diego Carús
Royal Tern
20-06-19 © Diego Carús

Top juvenile Kelp gull

Dark-faced Ground-Tyrant
Muscisaxicola maclovianus
Dark-faced Ground-Tyrant
20-06-19 © Diego Carús



Whistling Heron
Syrigma sibilatrix
Whistling Heron
11-06-19 © J. Simón Tagtachian
Whistling Heron
11-06-19 © J. Simón Tagtachian
The caracara pursued the whitling heron to steal the food?
Maguari Stork
Ciconia maguari
Maguari Stork
11-06-19 © J. Simón Tagtachian
Maguari Stork
11-06-19 © J. Simón Tagtachian
Two different storks
Blue-and-white Swallow
Pygochelidon cyanoleuca
Blue-and-white Swallow
11-06-19 © J. Simón Tagtachian

Roadside Hawk
Rupornis magnirostris
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Roadside Hawk
11-06-19 © J. Simón Tagtachian
Beginning and end with a roadside hawk standing on a branch, but with a frog in the stomach






Southern Beardless-Tyrannulet
Camptostoma obsoletum
Southern Beardless-Tyrannulet
08-06-19 © Javier Guillermo González
Southern Beardless-Tyrannulet
08-06-19 © Javier Guillermo González
White-crested Tyrannulet
Serpophaga subcristata
White-crested Tyrannulet
08-06-19 © Javier Guillermo González
Guira Cuckoo
Guira guira
Guira Cuckoo
08-06-19 © Javier Guillermo González
Tropical Parula
Setophaga pitiayumi
Tropical Parula
08-06-19 © Javier Guillermo González
Double-collared Seedeater
Sporophila caerulescens
Double-collared Seedeater
08-06-19 © Javier Guillermo González
Variable Oriole
Icterus pyrrhopterus
Variable Oriole
08-06-19 © Javier Guillermo González
White-tufted Grebe
Rollandia rolland
White-tufted Grebe
08-06-19 © Javier Guillermo González
Black-necked Swan
Cygnus melancoryphus
Black-necked Swan
08-06-19 © Javier Guillermo González
Black-necked Swan
08-06-19 © Javier Guillermo González
Masked Gnatcatcher
Polioptila dumicola
Masked Gnatcatcher
08-06-19 © Javier Guillermo González
Maguari Stork
Ciconia maguari
Maguari Stork
08-06-19 © Javier Guillermo González
Cocoi Heron
Ardea cocoi
Cocoi Heron
08-06-19 © Javier Guillermo González
Shiny Cowbird
Molothrus bonariensis
Shiny Cowbird
08-06-19 © Javier Guillermo González
Red-gartered Coot
Fulica armillata
Red-gartered Coot
08-06-19 © Javier Guillermo González
Brown-hooded Gull
Chroicocephalus maculipennis
Brown-hooded Gull
08-06-19 © Javier Guillermo González
Brown-hooded Gull
08-06-19 © J. Simón Tagtachian
Tufted Tit-Tyrant
Anairetes parulus
Tufted Tit-Tyrant
08-06-19 © Silvia Sokolovsky
Tufted Tit-Tyrant
08-06-19 © Sergio Cusano
Tufted Tit-Tyrant
08-06-19 © Sergio Cusano
Tufted Tit-Tyrant
08-06-19 © Sergio Cusano
Southern Beardless-Tyrannulet
Camptostoma obsoletum
Southern Beardless-Tyrannulet
08-06-19 © Sergio Cusano
Southern Beardless-Tyrannulet
08-06-19 © Sergio Cusano
Southern Beardless-Tyrannulet
08-06-19 © Sergio Cusano
Southern Screamer
Chauna torquata
Southern Screamer
08-06-19 © J. Simón Tagtachian
Southern Screamer
08-06-19 © J. Simón Tagtachian
Southern Screamer
08-06-19 © J. Simón Tagtachian
Southern Screamer
08-06-19 © J. Simón Tagtachian
Maguari Stork
Ciconia maguari
Maguari Stork
08-06-19 © J. Simón Tagtachian
A group of 6
Maguari Stork
08-06-19 © Sergio Cusano
Black-necked Swan
Cygnus melancoryphus
Black-necked Swan
08-06-19 © Sergio Cusano

Black-necked Swan
08-06-19 © J. Simón Tagtachian
Again in the river
Black-necked Swan
08-06-19 © J. Simón Tagtachian
Sooty-fronted Spinetail
Synallaxis frontalis
Sooty-fronted Spinetail
08-06-19 © Silvia Sokolovsky
Yellow-browed Tyrant
Satrapa icterophrys
Yellow-browed Tyrant
08-06-19 © Sergio Cusano
Blue-and-yellow Tanager
Pipraeidea bonariensis
Blue-and-yellow Tanager
08-06-19 © Sergio Cusano
Sayaca Tanager
Thraupis sayaca
Sayaca Tanager
08-06-19 © Sergio Cusano
Neotropic Cormorant
Phalacrocorax brasilianus
Neotropic Cormorant
08-06-19 © J. Simón Tagtachian
Neotropic Cormorant
08-06-19 © Sergio Cusano
Kelp Gull
Larus dominicanus
Kelp Gull
08-06-19 © J. Simón Tagtachian
Kelp Gull
08-06-19 © J. Simón Tagtachian
Black-necked Stilt
Himantopus mexicanus
Black-necked Stilt
08-06-19 © Sergio Cusano
Black-necked Stilt
08-06-19 © J. Simón Tagtachian
Harris's Hawk
Parabuteo unicinctus
Harris's Hawk
08-06-19 © J. Simón Tagtachian
Harris's Hawk
08-06-19 © J. Simón Tagtachian
Two ringed juveniles
Harris's Hawk
08-06-19 © J. Simón Tagtachian
Roadside Hawk
Rupornis magnirostris
Roadside Hawk
08-06-19 © Sergio Cusano
White-faced Ibis
Plegadis chihi
White-faced Ibis
08-06-19 © J. Simón Tagtachian
Bare-faced Ibis
Phimosus infuscatus
Bare-faced Ibis
08-06-19 © J. Simón Tagtachian




salida 8-6
American Kestrel
Falco sparverius
American Kestrel
01-06-19 © J. Simón Tagtachian
Green-winged Saltator
Saltator similis
Green-winged Saltator
06-06-19 © J. Simón Tagtachian
Blue-and-yellow Tanager
Pipraeidea bonariensis
Blue-and-yellow Tanager
06-06-19 © J. Simón Tagtachian
Black-capped Warbling-Finch
Poospiza melanoleuca
Black-capped Warbling-Finch
01-06-19 © J. Simón Tagtachian
Golden-crowned Warbler
Basileuterus culicivorus
Golden-crowned Warbler
06-06-19 © J. Simón Tagtachian
Golden-crowned Warbler
06-06-19 © J. Simón Tagtachian
Creamy-bellied Thrush
Turdus amaurochalinus
Creamy-bellied Thrush
06-06-19 © J. Simón Tagtachian
Limpkin
Aramus guarauna
Limpkin
01-06-19 © J. Simón Tagtachian
Nenday Parakeet
Aratinga nenday
Nenday Parakeet
01-06-19 © J. Simón Tagtachian

Foraging on the ground

Rufescent Tiger-Heron
Tigrisoma lineatum
Rufescent Tiger-Heron
06-06-19 © J. Simón Tagtachian
Rufescent Tiger-Heron
06-06-19 © J. Simón Tagtachian
Brown-hooded Gull
Chroicocephalus maculipennis
Brown-hooded Gull
06-06-19 © J. Simón Tagtachian
Gray-necked Wood-Rail
Aramides cajaneus
Gray-necked Wood-Rail
06-06-19 © J. Simón Tagtachian
Fulvous Whistling-Duck
Dendrocygna bicolor
Fulvous Whistling-Duck
06-06-19 © J. Simón Tagtachian








Felices 33
Thanks to those who succeeded in turning this place a reserve we can enjoy this paradise today. May this reserve last for ever!
And we add to the World Environmnet Day, whose theme this year is about Air Pollution, a serious problem affecting millions of people all around the world. Learn the causes and how you can take action. See about World Environment Day

Diademed Tanager
Stephanophorus diadematus
Diademed Tanager
02-06-19 © Marco Fidalgo
Hepatic Tanager
Piranga flava
Hepatic Tanager
02-06-19 © Lucas de Ciria
Peregrine Falcon
Falco peregrinus
Peregrine Falcon
02-06-19 © Lucas de Ciria
Peregrine Falcon
02-06-19 © Lucas de Ciria
Peregrine Falcon
02-06-19 © Lucas de Ciria
Peregrine Falcon
02-06-19 © Lucas de Ciria
Dina tells us she saw a caracara fighting with a peregrine falcon moving to the Midlle Path, where we were.
We immediately looked up and they were both of them attacking one another, but it seemed the caracara was more upset since his territory was being trespassed
Ferruginous Pygmy-Owl
Glaucidium brasilianum
Ferruginous Pygmy-Owl
02-06-19 © Lucas de Ciria
Ultramarine Grosbeak
Cyanoloxia brissonii
Ultramarine Grosbeak
02-06-19 © Marco Fidalgo
Yellow-winged Blackbird
Agelasticus thilius
Yellow-winged Blackbird
02-06-19 © Marco Fidalgo
Yellow-chinned Spinetail
Certhiaxis cinnamomeus
Yellow-chinned Spinetail
02-06-19 © Marco Fidalgo
Great Grebe
Podiceps major
Great Grebe
02-06-19 © Marco Fidalgo
Black-necked Swan
Cygnus melancoryphus
Black-necked Swan
02-06-19 © Marco Fidalgo

Three individuals in the river, some 40 meters away froam the coast, not in the ponds were we usually find them.

Black-necked Stilt
Himantopus mexicanus
Black-necked Stilt
02-06-19 © Marco Fidalgo
Great Egret
Ardea alba
Great Egret
02-06-19 © Lucas de Ciria
Shiny Cowbird
Molothrus bonariensis
Shiny Cowbird
02-06-19 © Marco Fidalgo