Vertebrates are a large group of animals that have vertebrae inside their bodies and are animals with a notochord. They are mainly divided into the following main groups: mammal Mammals are a type of warm-blooded vertebrates. Female mammals have mammary glands that can sec...
Even the simplest animals are incredibly complex. Higher vertebrates such as birds and mammals are made up of many tightly connected, interdependent moving parts that are difficult for non-biologists to keep track of. The following are 12 organ systems common to most higher animals....
In our daily lives, we are directly or indirectly related to insects all the time. Especially in the season after spring and before the harsh winter comes, there are so many insects that you can see them everywhere. In addition to being bitten by mosquitoes and harassed by flies, if we are no...
Introduction: As a behemoth that has disappeared from the earth for hundreds of millions of years, dinosaurs, the former overlord of the earth, have long been known to people, but do you know their classification? Now join the special group to learn more about the types of dinosaurs!...
Dinosaurs were once the rulers of the earth, ruling the land for 160 million years. There are too many unsolved mysteries about dinosaurs, how did they become extinct, how did they mate, etc. How much do you know? Let’s find out more with this theme group. 1. How did din...
A type of reptiles that appeared in the Mesozoic era are called dinosaurs. Most of them had strong limbs, long tails and huge bodies. So what are the interesting record-breaking records in the huge and mysterious world of dinosaurs? If you want to know the best in the dinosaur world, you must read t...
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