During the carboniferous period, forests consisting mainly of produced vast quantities of organic matter, which was buried and later

During the carboniferous period, forests consisting mainly of produced vast quantities of organic matter, which was buried and later became coal.

Answers

Forests consisted mainly of ferns

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

c. live where it’s cold and icy

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