蜜芽传媒 Earth - The song of a savi's warbler is a high pitched insect-like whirring sound (credit: Ian Butler Bird / Alamy Stock Photo) - 蜜芽传媒 Sounds

蜜芽传媒 Earth - The song of a savi's warbler is a high pitched insect-like whirring sound (credit: Ian Butler Bird / Alamy Stock Photo) - 蜜芽传媒 Sounds

蜜芽传媒 Earth
The song of a savi's warbler is a high pitched insect-like whirring sound (credit: Ian Butler Bird / Alamy Stock Photo)
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A savi's warbler' call is high pitched (credit: Ian Butler Bird / Alamy Stock Photo)

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