Rough-toothed dolphin, a dolphin with special teeth.Rough-toothed dolphins usually form a "pod" (a term for groups of dolphins, seals or whales) of 10 to 30, and there are also "pods" of up to 160, which contain 8 smaller groups. Occasionally swims with pilot whales, bottlenose d...
The Ganges River Dolphin is a nominative subspecies of the South Asian river dolphin.The Ganges River Dolphin looks like a crocodile. When breathing, it often floats to the surface at a certain angle, so it may be mistaken for a crocodile in some areas. The entire head and beak of the Ganges River d...
Humpback whale is not the largest whale in the world, but it is also a well-deserved giant in the ocean.Humpback whales mostly move in pairs, are gentle in temperament, and have a strong attachment to their companions. Every year, they migrate regularly from north to south: in summer, they migrate t...
Fin whales are one of the fastest whales, with a speed of up to 37 kilometers per hour, and a record high of 40 kilometers per hour. They are known as the "greyhound of the deep sea".Fin whales use their baleen to filter food and then swallow it. Their food includes small fish, squid and c...
Omura's whale is a medium-sized whale that looks very similar to a fin whale, but is much smaller than a fin whale.Omura's whale was not confirmed and named until 2003. Because the type specimen was stranded on Tsukushima Island in Shimonoseki City, Yamaguchi Prefecture, Japan, it is commonl...
Bryde's whale, also known as Bryde's whale in English, has no subspecies and is the only baleen whale that lives in tropical or subtropical areas all year round.Bryde's whale is very similar to Sei whale, the main difference is that Sei whale has a ridge on each side of the central ridge...
Sei whales are called Sei whales in foreign languages and have two subspecies.The body shape of Sei whales is similar to that of fin whales, Bryde's whales and small Bryde's whales, and the shape of their dorsal fins is also similar. The main distinguishing feature is that the sei whale has...
Minke Whale has two subspecies and is a small baleen whale of the genus Mysticetus.Minke Whale has 230 to 273 baleen pieces on each side. According to statistics of 38 individuals, the average is 253 pieces. The length of the entire whisker row is about 60% of the length of the skull. The whisker pl...
The blue whale is called Blue Whale in English. There are 4 subspecies. It is not only the largest whale, but also the largest animal in existence and the largest mammal to date.The species name of the blue whale, musculus, comes from Latin, which means "strong", but can also be translated...
Gray whale is also known as gray whale in English. Its body circumference is larger than that of baleen whales, but smaller than that of right whales.On the North American side of the Pacific Ocean, gray whales pass through the Bering Strait and the northwest Bering Sea from late May to late October...
The North Pacific right whale has no subspecies.For a long time, cetaceans believed that right whales in the northern and southern hemispheres were two species: the northern right whale (Eubalaena glacialis) and the southern right whale (Eubalaena australis). Rice (1998) advocated that the genus Eub...
The Tarim rabbit is called Yarkandhare in English and is a typical desert species.After the Himalayas rose, the Kunlun, Altai and Qilian Mountains rose strongly, and after being connected with the Eurasian continental block, the land area increased, blocking the Indian Ocean warm current, and the cl...
The snow hare is called Mountain hare in English, and there are 25 subspecies.Snow hares generally act alone except during the estrus period. During the day, it hides in simple caves under bushes, hollows and fallen trees, which are covered with dead branches and leaves and its own shed hair. It com...
Helan Mountain Pika, also known as Ningxia Pika, English name Silver Pika, is a species endemic to China.Helan Mountain Pika is active during the day, active frequently at dawn and dusk, and will build typical pika haystacks. It mainly feeds on leaves and stems of Artemisia, Euphorbia and Poaceae pl...
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...
Beaver is called Eurasian Beaver in English, and there are 7 subspecies.Beavers are active at night and rarely leave their holes during the day. They are good at swimming and diving and do not hibernate. Beavers have a unique ability to build dams. Wherever beavers live or have lived, there is a pon...
Taiwan serow is called Taiwan serow in English, and has no subspecies. The Taiwan serow is smaller in size and more similar to the goral (Naemorhedus goral) than the mainland's serow (Capricornis sumatraensis), with brown hair, shorter mane than the mainland serow, but more erect, with a light c...
Red Serow, with no subspecies, is a separate species of the genus Serow in the family Bovidae of the order Artiodactylus.The red fur appearance of the Red Serow is easily distinguished from other black, gray or dark brown species of the genus Serow. However, some experts believe that the population...
Chinese Serow, also known as Chinese Serow in English, has two subspecies and is one of the typical animals in the tropical and subtropical regions of southeast Asia.The horns of the Chinese serow look like a deer, but it is not a deer; the hooves look like a cow, but it is not a cow; the head looks...