American goldfinch

American goldfinch

Rocky Mountain maple

Rocky Mountain maple

Saskatoon serviceberry

Saskatoon serviceberry

Woodhouse’s toad

Woodhouse’s toad

brant

brant

common milkweed

common milkweed

jack in the pulpit

jack in the pulpit

paper birch

paper birch

spider milkweed

spider milkweed

western columbine

western columbine

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We are looking for volunteers to help us monitor plant and animal species found across the United States. Click “Natures Notebook” to join us!

 

Visualization Tools

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USA National Phenology Network

The USA National Phenology Network brings together citizen scientists, government agencies, non-profit groups, educators and students of all ages to monitor the impacts of climate change on plants and animals in the United States. The network harnesses the power of people and the Internet to collect and share information, providing researchers with far more data than they could collect alone.                     Learn more about us


 

Geographic Affiliates

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Top Observers This Week

1 Louise@RI 85
2 Hans@CO 60
3 Bridget@ME 58
4 Eugen@ME 54
5 Richard@CA 53

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