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1. They give milk to their young.

2. They have backbones.

3. They breathe air.

4. They are warm-blooded.

Other features commonly attributed to mammals are

5. Live birth as opposed to eggs (but monotremes - platypus and echidna - lay eggs)

6. Body hair or fur (but some have very little)

One characteristic of mammals is that they have warm blood. Some other characteristics are: Gives live bearth, and has hair.

Hair. All mammals have hair.

Mammals can chew their food so do can have a smaller digestive system, no other animal can do that today but there use to be a species of dinosaur called iguanodon that could chew

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What factors are most important in classification?

The most important factors in classification typically include the choice of features to be used, the similarity measure or distance metric applied, and the selection of an appropriate classification algorithm. These factors collectively determine how well the model can distinguish between different classes and make accurate predictions.


What is the most important factor in classification?

sometimes it depends on what your classifying. But almost always when your classifying things you do it upon their similarities. for example classifying animals you use the kingdom, phylum, class, order, genus, specials method.


The level of classification below phylum?

The level of classification below phylum is class. Classes group together organisms that share similar characteristics and traits that distinguish them from other groups within the same phylum.


What are sub-classes?

Sub-classes are classes that inherit properties and methods from a parent class in object-oriented programming. They can override or extend the functionality of the parent class and add their own unique features. Sub-classes promote code reusability and help organize and structure complex systems.


Does the number of seed leaves distinguish two classes of angiosperms?

Yes, the number of seed leaves, or cotyledons, is a distinguishing characteristic used to classify angiosperms into two main classes: monocots and dicots. Monocots have one seed leaf, while dicots have two seed leaves.

Related Questions

Which are the two key features of members of the class Mammalia?

Mammals are characterized by having hair or fur on their bodies and producing milk to feed their young. These are two key features that distinguish mammals from other animal classes.


How many sub classes are in mammalia?

27 + 2


What are the three sub-classes of mammalia?

Eutheria, Metatheria, and Prototheria


What are the classes of gorillas?

All gorillas belong to class Mammalia .


Amphibia and mammalia classes are in what phylum?

They are in phylum Chordata. They are chordates.


Classes are included in the group Tetrapoda?

Yes, Tetrapoda is a group that includes classes such as Mammalia, Reptilia, Amphibia, and Aves. Tetrapoda refers to all vertebrates with four limbs or descendents of four-limbed ancestors.


What classes are dolphins?

Dolphins are in the class Mammalia.


What does class mean on the animal kingdom?

In the animal kingdom, a class is a taxonomic rank that groups together similar orders. Classes are further divided into orders, and each class will share common characteristics that distinguish them from other classes. Examples of classes in the animal kingdom include Mammalia (mammals), Aves (birds), and Reptilia (reptiles).


How many classes of kingdom?

Mammalia Aves (birds) Reptilia Amphibia Insecta


Are there any other classes that humans are in besides mammalia?

No, humans are only in the class "mammalia". The order category for humans is "primates", and the family is "hominidae".Ê


How many classes of animal kingdom?

Mammalia Aves (birds) Reptilia Amphibia Insecta


To what class do cat belong to?

Cats belong to the Class Mammalia and the Order Carnivora.