which important event in earths history occurred during the jurassic period?\nthe first birds emerged on…

which important event in earths history occurred during the jurassic period?\nthe first birds emerged on earth.\nmammals were in search of food.\nanimals with shells emerged on earth\ntreelike ferns first began to grow and populate.

which important event in earths history occurred during the jurassic period?\nthe first birds emerged on earth.\nmammals were in search of food.\nanimals with shells emerged on earth\ntreelike ferns first began to grow and populate.

Answer

Brief Explanations:

The first birds, Archaeopteryx, are thought to have emerged during the Jurassic period. Mammals searching for food is a general - ongoing behavior not unique to the Jurassic. Animals with shells emerged much earlier in Earth's history. Treelike ferns were present before the Jurassic.

Answer:

The first birds emerged on Earth.