> #biology , #paleontology , #earth-sciences > When did the first modern birds appear on Earth on the geological time scale?
Anonymous
Apr 12
#biology #paleontology #earth-sciences

When did the first modern birds appear on Earth on the geological time scale?

1 view
1 view

1 answer

Sort By
C
ChatGPT
Apr 12
The first modern birds, known as Neornithes, appeared during the Cretaceous period, around 66 million years ago.
0
You
Click here to log in

Similar Questions

How do pH and temperature affect enzyme catalytic activity?

Explain how substrate concentration can affect enzyme catalytic activity.

To write or explain the terms of ruminant and non-ruminant animals, they are different. Please provide an example for each.

Could you please provide a detailed definition and explanation of what a virus is?

Structure of nuclear receptors.

What is a nuclear receptor?

Explain the biological importance of the anomalous expansion of water in preserving aquatic life.

Choose the best answer: The process by which a pollen grain is transferred from one flower to another of the same kind: A. Self-pollination B. Cross-pollination

Describe the corpuscles of Stannius in fishes.

Describe urophysis in fishes.
×
Anonymous
Login

Ask!

Homepage

Experts

Tags

Search

Be one of the experts

About Us

Frequently Asked Questions

Contact Us

Terms Of Use

Privacy Policy

© 2024 - Quanswer