Answer:
A vertebrate is an animal or species distinguished by its possession of a backbone or spinal column. Vertebrates can be insects, fish, mammals, birds, reptiles, and also amphibians.
Hope this helps :)
We have 8 continents on the Earth
Answer:
Explanation:
Lack of water, and food, being in the vast desert means hard food and little rain this leads to many organisms struggling to live, also being forced to drink dirtier water means you could catch a disease more easily
