Habitat loss is only one of the factors responsible for diminishing populations of native birds. Diseases carried by alien birds and spread by introduced mosquitoes; competition from alien birds and insects for food and space; and the introduction of predators such as rats, cats, and mongooses are also responsible for population declines. 

  • Hawai‘i ‘Ākepa

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    The ‘ākepa is an insect-eating, endangered honeycreeper with a short, straight bill. 

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  • ‘Akiapōlā‘au

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    The ‘akiapōlā‘au feeds on insects and caterpillars living in the wood and under the bark of koa trees. 

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  • ‘Amakihi

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    The ‘amakihi feeds mostly on insects but frequently takes nectar from flowers. 

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  • ‘Apapane

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    ‘Apapane forage actively in the forest canopy for nectar and insects.  

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  • ‘Elepaio

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    This curious bird actively flits from tree to tree in the understory, picking insects from the vegetation and catching them in the air. 

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  • Hawai‘i Creeper

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    Creeping up and down koa and ‘ōhi‘a tree trunks and along the underside of larger branches, this bird feeds on insects living under the loose bark.  

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  • ‘I‘iwi

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    The ‘i‘iwi's long, down curved, orange bill is specialized for sipping nectar from tubular flowers. 

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  • ‘Ōma‘ō

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    The ‘ōma‘ō feeds on native fruits and berries. 

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  • ‘Io

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    The ‘io is frequently seen soaring high above the tree canopy in search of birds, large insects, mice and rats. 

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  • Nēnē

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    The nēnē is regularly seen on the upper elevation grasslands where it feeds on grasses, seeds and berries.  

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  • Pueo

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    The pueo is commonly seen at the Refuge during daylight hours, soaring over open areas in search of rodents, insects, and small birds.

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