There is a city called Seymour in Texas, USA. A large area of early Permian sedi···
Reptiles are the earliest amniotes to appear on earth. They evolved from labyrin···
Actin-finned fishes are the most successful aquatic group of all vertebrates, oc···
In the middle Devonian period, some more advanced bony fishes appeared. Part or ···
The sharks we are familiar with are cartilaginous fishes. Nearly all cartilagino···
Life originated in the primitive ocean, and the earliest vertebrates were also b···
The most primitive gnathostomes discovered so far are placoderms (class). They f···
As early as the late Silurian period when placoderms just appeared, the most pri···
In the history of biological evolution, some major events have occurred. The sig···
Lampreys look very much like ordinary eels. They have a slender body with expose···
Before the earliest vertebrates were discovered in the Chengjiang fauna in China···
Vertebrates are the highest group in the animal kingdom. They form a subphylum o···
Across the world, scientists have discovered a large number of tiny fossils from···
If you go to the botanical garden to play, you will definitely be attracted by t···
When the ferns of the Paleozoic Era formed the first primeval forests on earth, ···
The leaves of modern ferns all look like sheep's teeth, so the earliest scientis···
When the American paleobotanist Letariak was analyzing and studying the Late Ord···
Hemichordates are also called "cryptozoans" and they all live in the ocean. Thei···
Fossil evidence shows that the earliest winged insects appeared in the late Carb···
The oldest insect fossil is a wingless springtail insect found in the middle Dev···
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