"thistle consumption"

#12619668

6 August 2025

The American goldfinch (Spinus tristis) collects thistle plant down in Toronto, Ontario, Canada, on August 8, 2025. American goldfinches utilize thistle plant down to line their nests and also consume thistle seeds. This behavior is so characteristic that they are sometimes nicknamed 'thistle birds'. The downy material from mature thistles provides insulation for the nest, and the seeds are a primary food source, even for nestlings.

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#12619669

6 August 2025

The American goldfinch (Spinus tristis) perches on a thistle plant in Toronto, Ontario, Canada, on August 2, 2025. American goldfinches utilize thistle plant down to line their nests and also consume thistle seeds. This behavior is so characteristic that they are sometimes nicknamed 'thistle birds'. The downy material from mature thistles provides insulation for the nest, and the seeds are a primary food source, even for nestlings.

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Commercial use is not permitted without prior authorization.
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#12619674

6 August 2025

The American goldfinch (Spinus tristis) perches on a thistle plant in Toronto, Ontario, Canada, on August 2, 2025. American goldfinches utilize thistle plant down to line their nests and also consume thistle seeds. This behavior is so characteristic that they are sometimes nicknamed 'thistle birds'. The downy material from mature thistles provides insulation for the nest, and the seeds are a primary food source, even for nestlings.

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Commercial use is not permitted without prior authorization.
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#12619675

6 August 2025

The American goldfinch (Spinus tristis) perches on a thistle plant in Toronto, Ontario, Canada, on August 2, 2025. American goldfinches utilize thistle plant down to line their nests and also consume thistle seeds. This behavior is so characteristic that they are sometimes nicknamed 'thistle birds'. The downy material from mature thistles provides insulation for the nest, and the seeds are a primary food source, even for nestlings.

Restricted to Editorial Use Only.
Commercial use is not permitted without prior authorization.
Please contact us for more information.