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Mammals became the dominant land animals in the early Paleocene period of the Cenozoic era, after the extinction of the non-avian dinosaurs at the end of the Cretaceous period of the Mesozoic era.

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13y ago

Cenozoic Era

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Q: During which era did mammals become common?
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Related questions

Species of existed during the mesozoic era?


The age of mammals occurred during?

Cenozoic Eracenozoic era

The most important animal to appear during the Cenozoic era was the?

Mammals is the answer

What organisms arose during the Cenozoic era?

we are currently the Cenozoic era however the mammals that have evolved so far are : placental mammals and monotremes -a small group of mammals that lay eggs.

Which is not an adaptation made by mammals during the Cenozoic era?

Becoming cold-blooded

What is the time or era for Age of Mammals?

The Cenozoic Era is the Age of Mammals!

What era or time is the age of mammals?

The Cenozoic Era is the Age of Mammals!

What occurred during the cenozic era?

Mammals evolved adaptations that allowed them to live on land, in the air, and in the water during the Cenozoic Era. The Cenozoic Era began approximately 65 million years ago.

According to scientists mammals made their first appearance during what period of the Mesozoic era?


Which era had the most mammals and birds?

The answer is Cenozoic in the beginning of this era there were few mammals and birds but longer down the road more animals appeared as the era continued.And so my answer would be Cenozoic but i am not completely sure.:(ANSWER ABOVE IS INCORRECTMesozoic is the correct answer small mammals evolved during the Mesozoic era, with reptiles, as did birds. The full potential and releasing of mammals came in the Cenozoic, when the mass extinction of 20% of the Mesozoic's species happened.

Were conifers common during the mesozoic era?


Which plant were not common during the Mesozoic era?