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The swift fox is the smallest canid in the United States and gets its name because it can reach speeds of 25 mi/40 km per hour.
Adult curlews will vigorously chase and attack potential nest or chick predators including coyotes, raptors, and people. Adults become more aggressive towards predators as their eggs begin to hatch.
The grasshopper sparrow is one of the few North American sparrows that sings two completely different songs during the breeding season: one to attract females and one to defend a territory.
Communal denning throughout the winter season is a common occurrence for western massasauga. The den is called a hibernaculum.
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