Facts about Common Yellowthroat

1. 08

   Common yellowthroats exhibit extreme sexual dimorphism, with males displaying bright yellow underparts and black masks while females remain predominantly olive-brown and unmarked.

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2. 07

   In coastal marshes, common yellowthroats consume primarily insects and spiders, with studies documenting up to 95 percent of their diet composed of arthropods during breeding season.

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3. 06

   A common yellowthroat weighs approximately 8 to 13 grams, making it one of North America's smallest warbler species.

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4. 05

   During spring migration, common yellowthroats can travel over 3,000 kilometers from Central American wintering grounds to northern breeding territories in Canada.

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5. 04

   Female common yellowthroats build cup-shaped nests woven from marsh grasses and plant down, typically placing them 0.5 to 1.5 meters above water or ground in dense vegetation.

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6. 03

   The distinctive witchity-witchity-witchity song of the common yellowthroat can be heard from up to 300 meters away on open marshland.

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7. 02

   Across North America, common yellowthroat populations can produce two breeding cycles annually, with some southern subspecies raising second broods as late as August.

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8. 01

   Males of the common yellowthroat species display black face masks that vary geographically, with some populations lacking the white eyebrow stripe entirely.

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