#3 Blackburnian Warbler vs. #14 Chestnut-collared Longspur
#3 – Blackburnian Warbler
- The Blackburnian Warbler only form flocks during migration and are solitary on their wintering grounds.
- The Blackburnian Warbler is the only North American warbler with an orange throat.
- While Blackburnian Warblers are typically insectivores, they will eat berries on their wintering grounds.
- Due to the height of their nests, there is little know about their breeding ecology.
- Blackburnian Warblers are depended on spruce trees on their breeding grounds.
#14 - Chestnut-collared Longspur
- A group of longspurs is known as a “drive.”
- Chestnut-collared Longspurs prefer to nest in areas that have been recently grazed or mowed.
- Longspur refers to the elongated claw of the hind tow.
- Chestnut-collared Longspur numbers have decreased as native prairie habitat has been destroyed.
- Chestnut-collared Longspurs nest twice during their breeding season from the beginning of May to the end of July.
1 comment:
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