How Many Different Animals In The World
They vary in size from the domestic cat to the lion.
How many different animals in the world. How do we come up with that whopping estimate. Scientific information is tailored for kids ages 5 to 9 K-3rd grades. An average of 137 species of life forms are driven into extinction every day in the worlds tropical rainforests.
Eye-catching photos and exciting animal activities add to the fun. One of the worlds most important dugong populations. 29 rows Scientists have described well over over 17 million of the worlds species of animals.
Animals and people alike lose their homes when trees are cut down. There are approximately 12 million known species of animals but scientists estimate there are closer to 87 million species on earth. The Great Barrier Reef is home to a stunning array of animals from microscopic plankton to whales weighing more than 100 tonnes.
The forces of destruction such as logging cattle ranching have all contributed to the loss of millions of acres of tropical rainforest. Species in this family are found in all areas of the world except for Australia and Antarctica. Pinhole eyes are the shape of a deep cup and have a narrow opening but no lens.
Many of them could not be released into the wild or are in some way dependent on humans. Appearance is just one. The estimated number of animal species on our planet falls somewhere in the vast range of three to 30 million.
She looked to a songbird called the Swainsons thrush. The 6 types of animals are mammals fish amphibians reptiles birds and invertebrates. These are groups of animals from the same species that live in different areas.