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"Late in February, sandhill cranes, the San Luis Valley’s oldest visitors, begin their annual trek from south to north, stopping off near the Monte Vista National Wildlife Refuge ( www.fws.gov/refuges/profiles/index.cfm?id=65511 ) to load up on fuel." Tens of thousands of these magnificant 4 foot tall bi...
Migrating snow geese (Chen caerulescens) rest and feed in Minnesota on their way from their wintering grounds on the Gulf Coast to their summer breeding grounds in the Arctic. Snow goose populations are exploding due to an increase in cropland and a longer breeding season (caused by warming in the arctic). They are now...