viernes, 11 de octubre de 2013

ARTHROPODS

Today we are going to learn about ARTHROPODS.
But first we are going to review about animals and invertebrates.


WHAT IS AN INVERTEBRATE?



The Arthropods are an invertebrate group.


Arthropods have an external exoskeleton.


There are four arthropods groups:

INSECTS


An insect´s body is divided into three parts: head, thorax and abdomen.


The thorax has six legs.


ARACHNIDS


Have eight legs.

The body is divided into two parts:



CRUSTACEANS


Have ten or more legs.

The body is divided into two parts:



MYRIAPODS



Have many legs.

After we have watched this page we are going to watch the next video about Insects.


To finish you can make these activities:


No hay comentarios: