Researchers studying birds and the food they eat are now finding much larger volumes of the toxic PFAS chemicals than before.
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Humanity can farm more food from the seas to help feed the planet while shrinking mariculture's negative impacts on ...
Calliope Hummingbird Identification and Size Measuring a mere 3 inches long and weighing one-tenth of an ounce, roughly the same as a table tennis ball, the Calliope hummingbird is incredibly tiny.