JORDAN ISAACS
COSTA RICA
Cocos Island Flycatcher


Physical Characteristics
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Around 13cm in length
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Weighs around 11 grams
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Long two-tone bill
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Bill tip is dark
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Dark brown eyes
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Legs and feet are grey
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Greyish to dark brownish-olive upperparts and head
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Wings and tail are darker
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Yellowish to greyish-buff underparts
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Olive tinge on breast
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Both genders are similar in size, shape, and color
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A juvenile has browner plumage


Habitat
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Cocos Flycatcher is found on Cocos Island
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Lives in various habitats from sea-level to 575 meters in elevation
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Habitats include:
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Humid forests
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Forest edges
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Scrub
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Swampy areas
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Secondary growth
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Songs and Calls
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Has a chatter of 6-9 syllables
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Also has a group of "tic" notes which is followed up by another trill of 7-10 syllables
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Female has one song
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An sequence of 9-10 notes followed by softer sounds
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Both mates often perform duets


Behavior
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Feeds primarily on insects and spiders
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Occasionaly eats some fruits and seeds depending on the season
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Looks for food well above the ground in thick vegetation
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Mates have long-term bonds
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Stay together all year round
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The male sings and performs during the mating season
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They defend their territory


Other Facts
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Latin name is Nesotriccus ridgwayi
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The Cocos Flycatcher population is stable but due to its small range, it is listed as a Vulnerable specie