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Squirrels, belonging to the family Sciuridae of the order Rodentia, refer to a large class of rodents with fluffy long hair on their tails. There are about 58 genera and 285 species in existence, distributed throughout all continents except Antarctica (introduced species in Oceania). Contrary to mos
The Chinese merganser is a winter guest in Suzhou, China. In late autumn, it migrates from the north to the reed ponds in the Taihu Lake Basin to avoid the cold and overwinter. Usually, the Chinese merganser moves in a family manner and only gathers in large groups before migration. They merge with
Tuna (formerly translated as Asian winter fish in Portuguese in Macau) swims fast, with an instantaneous speed of up to 160 kilometers per hour and an average speed of about 60-80 kilometers per hour. The flesh of tuna is red, which is due to the large amount of myoglobin contained in the muscles of
Dinosaurs were once the absolute overlords of this planet, but due to various reasons, they eventually withdrew from the stage of history and became evidence of people's exploration of history. But it is undeniable that dinosaurs were much larger and more lethal than humans. Today let us lear
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
There may be multiple versions of the story of the destruction of the world, and the extinction of life directly caused by an asteroid impact is only one of them. Were the massive climate changes that led to the extinction of the dinosaurs caused by volcanic eruptions? Or was it caused by an asteroi
The red-crowned crane is a large wading bird with a bright red head and distinct black and white bodies. It has very distinct features and is easy to identify. The skeleton of the red-crowned crane is hard on the outside and hollow on the inside. It is 7 times stronger than human skeletons. When mig
The Saiga antelope has two subspecies. It is named "Saiga" because of its particularly large and bulging nose, which bends downward and has nostrils at the tip.Saiga antelopes are herd animals that migrate seasonally. Every autumn, they gather in large groups and migrate south to the warme
Tibetan Gazelle, also known as Tibetan Gazelle in English, has no subspecies and is a typical high mountain cold desert animal.For those who are familiar with the creatures in the Hoh Xil area, the easiest way to distinguish between Tibetan antelopes and Tibetan antelopes is to see which one has a &
Mongolian Gazelle is called Mongolian Gazelle in foreign language. It has no subspecies.Mongolian Gazelle likes to live in groups. When migrating northward in spring, groups of 6,000 to 8,000 have been observed. In the summer pasture, males separate from the group. The group stays together for a lon
Javan buffalo is called Banteng in foreign language, and there are two subspecies.Javan buffalo usually live alone or 2-3 heads live together, and sometimes form a large group of 2-25 heads or more. Sometimes female cows, calves and sub-adults form a small group of more than 10 heads and move togeth
Wild yaks are called wild yak in foreign language. They are the wild counterparts of domestic yaks.Wild yaks live on the hillside all year round and like to eat soft bonza grass. They gnaw it with their teeth in summer and lick it with their tongues in winter. The thorny tongue of the bison is very
Milu [mí lù], also known as Pere David's Deer in foreign languages, is the only deer species in the Cervidae family and the genus Elk. This animal has a history of about two to three million years. Historically, there were five species of elk, namely the Bicha species, the Lantian species, the
Red deer, also known as Wapiti in English, is a large deer species. Due to different origins, the morphology of red deer also varies. There are 8 subspecies in the world. There are about 3 subspecies of red deer in China, most of which are endemic to China.Seasonal migration of red deer occurs at al
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
Dinosaurs are oviparous reptiles, and like birds, they reproduce by laying eggs. We know that some bird eggs are very large, such as goose eggs, which weigh about half a catty (250 grams), and ostrich eggs can reach about 1,500 grams. , so how big should a dinosaur egg be?In fact, dinosaurs came in
Multiple U.S. media reported on the 24th, citing sources from the Texas Parks and Wildlife Service, that a severe drought caused the river to completely dry up. At Dinosaur Valley State Park in Somerville County in northern Texas, a 113-million-year-old cave hidden under the river was discovered. Fo
The northern sea lion is called Northern Sealion in foreign language. It is the largest species of sea lion family and has 2 subspecies.The northern sea lion is gentle and likes to gather in groups. Swimming and diving mainly rely on their long forelimbs. Occasionally, they will climb ashore to bask