The Cool Down on MSN2d
Scientists raise alarm after analyzing samples from migratory birds: 'Not particularly good news'They analyzed samples from 25 migratory birds and also from 30 shellfish in areas where they often eat. Scientists raise ...
A 2019 study determined that there are nearly three billion fewer birds in North America than in the year 1970, with two-and-a-half billion of those birds considered migratory.
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