Practice.
Animals
jueves, 11 de abril de 2019
feeding
Classification
Classification
The vertebrate animals
They are a group of animals with an articulated internal skeleton, which acts as a support for the body and allows its movement.
![Resultado de imagen para animales vertebrados](https://static.azteca.com/imagenes/2018/40/animales-2259040.jpg)
Features
- They have spine, formed by a series of articulated parts or vertebrae, which allow some movements and give them some flexibility
- The body is divided in head, trunk and extremities
- There are male and female individuals, that is, sex is differentiated.
The invertebrate animals
- Invertebrates lack spine and articulated internal skeleton.
- Most invertebrates have external protection, as if it were an armor, such as beetles, but there are invertebrates that do not have any protection, such as octopuses.
![Resultado de imagen para animales invertebrados](https://t2.uc.ltmcdn.com/images/3/5/0/img_como_son_los_animales_invertebrados_17053_600.jpg)
Concept
Animals.
An animal is a living being that can move on its own. In general, within the denomination the members of the kingdom known as Animalia are included.
There are several characteristics shared by most animals, even with their differences. Animals ingest their food, develop sexual reproduction and absorb oxygen through respiration. These are just some basic characteristics but, of course, the animals can be very different from each other.
Although animals ingest their food (and do not absorb it, unlike other living beings), they can be differentiated according to the type of food.
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