Animal Differences List

Animals are multicellular eukaryotic organisms. They form the biological kingdom Animalia, i.e. all members of the Kingdom Animalia are animals. The word animal is derived from the Latin word animalis which means having breath or soul. Zoology is the branch of science that studies animals and the scientists who study animal life are called zoologists.

There are thousands of different types of animals in the Animal Kingdom. The animals are divided into vertebrates and invertebrates. Vertebrates are further divided into different classes like mammals, birds, fish, amphibians, reptiles. Similarly, invertebrates are further divided into different groups like mollusks, annelids, arthropods etc. Each species of animal has specific characteristic features that differentiate it from other species. Let us see some of the common animal differences!