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Bird Observations

Date Range:
Jan-Dec, 1900-2024

Guanacaste

Updated ~28 hr(s) ago.

773 species (+126 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Highland Tinamou
Great Tinamou
Little Tinamou
Slaty-breasted Tinamou
Thicket Tinamou
tinamou sp.
Black-bellied Whistling-Duck
Fulvous Whistling-Duck
Swan Goose
Greater White-fronted Goose
Comb Duck
Muscovy Duck
Blue-winged Teal
Cinnamon Teal
Blue-winged x Cinnamon Teal (hybrid)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Blue-winged/Cinnamon Teal
Northern Shoveler
American Wigeon
Mallard
American Wigeon x Mallard (hybrid)
Northern Pintail
Green-winged Teal
Cinnamon x Green-winged Teal (hybrid)
teal sp.
Redhead
Ring-necked Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Hooded Merganser
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Masked Duck
Ruddy Duck
duck sp.
Plain Chachalaca
Gray-headed Chachalaca
Crested Guan
Black Guan
Great Curassow
Tawny-faced Quail
Spot-bellied Bobwhite
Black-eared Wood-Quail
Black-breasted Wood-Quail
new world quail sp.
Indian Peafowl
Red Junglefowl
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Rock Pigeon
Columba sp.
Pale-vented Pigeon
Scaled Pigeon
Red-billed Pigeon
Band-tailed Pigeon
Ruddy Pigeon
Short-billed Pigeon
Patagioenas sp.
Eurasian Collared-Dove
Inca Dove
Common Ground Dove
Plain-breasted Ground Dove
Ruddy Ground Dove
ground dove/Inca Dove
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Blue Ground Dove
Ruddy Quail-Dove
Violaceous Quail-Dove
Olive-backed Quail-Dove
White-tipped Dove
Gray-chested Dove
Gray-headed Dove
Leptotila sp.
Buff-fronted Quail-Dove
Purplish-backed Quail-Dove
Chiriqui Quail-Dove
quail-dove sp.
White-winged Dove
Mourning Dove
pigeon/dove sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Groove-billed Ani
Striped Cuckoo
Lesser Ground-Cuckoo
Rufous-vented Ground-Cuckoo
Squirrel Cuckoo
Yellow-billed Cuckoo
Mangrove Cuckoo
Black-billed Cuckoo
Lesser Nighthawk
Common Nighthawk
nighthawk sp.
Short-tailed Nighthawk
Common Pauraque
White-tailed Nightjar
Ocellated Poorwill
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Chuck-will's-widow
Buff-collared Nightjar
Eastern Whip-poor-will
Dusky Nightjar
nightjar sp.
Great Potoo
Common Potoo
Northern Potoo
Oilbird
Black Swift
White-chinned Swift
Spot-fronted Swift
Chestnut-collared Swift
White-collared Swift
Gray-rumped Swift
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Chimney Swift
Vaux's Swift
Chimney/Vaux's Swift
Chaetura sp.
Lesser Swallow-tailed Swift
large swift sp.
swift sp.
White-necked Jacobin
White-tipped Sicklebill
Bronzy Hermit
Band-tailed Barbthroat
Green Hermit
Long-billed Hermit
Stripe-throated Hermit
hermit sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Green-fronted Lancebill
Brown Violetear
Lesser Violetear
Purple-crowned Fairy
Green-breasted Mango
Green Thorntail
Black-crested Coquette
Green-crowned Brilliant
Talamanca Hummingbird
Long-billed Starthroat
Plain-capped Starthroat
Fiery-throated Hummingbird
White-bellied Mountain-gem
Purple-throated Mountain-gem
Magenta-throated Woodstar
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Ruby-throated Hummingbird
Scintillant Hummingbird
Canivet's Emerald
Violet-headed Hummingbird
Violet Sabrewing
Bronze-tailed Plumeleteer
Crowned Woodnymph
Snowcap
Coppery-headed Emerald
Stripe-tailed Hummingbird
Scaly-breasted Hummingbird
Blue-vented Hummingbird
Cinnamon Hummingbird
Rufous-tailed Hummingbird
Mangrove Hummingbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Blue-chested Hummingbird
Blue-throated Goldentail
hummingbird sp.
Mangrove Rail
Spotted Rail
Paint-billed Crake
Uniform Crake
Rufous-necked Wood-Rail
Russet-naped Wood-Rail
Gray-cowled Wood-Rail
Russet-naped/Gray-cowled Wood-Rail
Sora
Common Gallinule
American Coot
Purple Gallinule
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Yellow-breasted Crake
Ruddy Crake
White-throated Crake
Sungrebe
Limpkin
Double-striped Thick-knee
Burhinus sp.
Black-necked Stilt
American Avocet
American Oystercatcher
Black-bellied Plover
American Golden-Plover
Pacific Golden-Plover
Killdeer
Semipalmated Plover
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Piping Plover
Charadrius/Thinornis sp.
Southern Lapwing
Wilson's Plover
Collared Plover
Snowy Plover
Northern Jacana
Upland Sandpiper
Whimbrel
Long-billed Curlew
Hudsonian Godwit
Marbled Godwit
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wilson's Snipe
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
Red/Red-necked Phalarope
phalarope sp.
Spotted Sandpiper
Solitary Sandpiper
Wandering Tattler
Lesser Yellowlegs
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
Red Knot
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Surfbird
Ruff
Curlew Sandpiper
Stilt Sandpiper
Buff-breasted Sandpiper
Sanderling
Dunlin
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
shorebird sp.
Long-tailed Jaeger
Parasitic Jaeger
Pomarine Jaeger
jaeger sp.
Swallow-tailed Gull
Sabine's Gull
Bonaparte's Gull
Laughing Gull
Franklin's Gull
Laughing/Franklin's Gull
Ring-billed Gull
Kelp Gull
American Herring Gull
gull sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black Skimmer
Brown Noddy
Sooty Tern
Bridled Tern
Sooty/Bridled Tern
Least Tern
Gull-billed Tern
Caspian Tern
Black Tern
Forster's Tern
Arctic Tern
Common Tern
Common/Arctic Tern
Roseate Tern
Sterna sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sandwich Tern
Elegant Tern
Royal Tern
Elegant/Royal Tern
large tern sp.
tern sp.
gull/tern sp.
Least Grebe
Pied-billed Grebe
Sunbittern
Red-billed Tropicbird
Wilson's Storm-Petrel
Leach's Storm-Petrel
Leach's/Townsend's Storm-Petrel (dark-rumped)
Band-rumped Storm-Petrel
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wedge-rumped Storm-Petrel
Black Storm-Petrel
Markham's Storm-Petrel
Least Storm-Petrel
Hydrobates sp.
storm-petrel sp.