answersLogoWhite

0

How long ago did hard-shelled animals appear?

User Avatar

Anonymous

∙ 9y ago
Updated: 8/21/2019

Millions of years ago, possibly in the cretaceous period. No one is entirely sure.

User Avatar

Wiki User

∙ 9y ago
Copy

What else can I help you with?

Related Questions

How are plants from long ago like animals of long ago?

The plants from long ago are like animals of long ago in a couple of ways. Both have survived through time.


How long ago did the first dinosaurs appear?

About 230 million years ago.


About how long ago did australopithecus's appear?

they lived about 3 millon years ago. : )


How long ago did animals originate?

The earliest unicellular animals appeared about 800 million years ago.


How long ago did Neanderthal appear?

Completely evolved Neanderthals appeared 130,000 years ago.


How long ago did mans first ancestor appear?

on the 12th of march


How long ago did dinos start to roam Earth?

Dinosaurs stated to appear 240 million years ago.


General name for animals that lived long ago?

Dinsosaurs


What Extinct animals from long ago that were hunted by people?

dodo bird


Is oil formed from sea animals of long ago a fossil?

yes


Did they have zebras a long time ago?

yes they did. they had animals since the beginning.


Did animals talked a long time ago?

If you mean talk as humans do, then the answer is no.

Trending Questions
How can I change my car registration? What is the value of a 1999 Delaware state quarter that omits the final E on 'The First State'? How many times did the wright brothers try to fly a plane? Can a 600 N person on stilts extert twice the amount of pressure than two people sitting on the ground? How is a glass cup made? Does a radio wave or gamma ray have higher a amplitude? What is the origin of the word paisley? What are the types of wheel and axles? How many goals did Wayne Ronney score in his career? How long after implantation bleeding can you find out if you are pregnant? What are special structure of Nipah? What is a good name for a wig? The brown chest by john updike? What berry makes a spicy poffin in Pokemon pearl? What are the three basic shots used in the creation of motion pictures? What are the Boolean operators employed by ProQuest database? What is the name of the Windows XP Welcome song? Why are violin bridges unvarnished? How many b1b bombers are still in service? What is 'chez Lulu' when translated from French to English?

Resources

Leaderboard All Tags Unanswered

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

About Us Contact Us Terms of Service Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2026 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.