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[Original] Popular science of the endangered species four-eyed terrapin is here, you must see it

2022-04-18 / 489 Read

The four-eyed terrapin is a turtle family, and the tetra-eyed terrapin is an animal. It is currently listed on the IUCN Red List of Threatened Species (IUCN 2000 ver 3.1) - Endangered. It is precisely because of the scarcity that many people know little about the four-eyed terrapin. Below, the editor will do a popular science for everyone, and you must not miss it if you are interested!

Endangered

I. Basic information

Chinese name: Four-eyed terrapin

Latin name: Sacalia quadriocellata

Alternative name: Six-eyed Turtle, Four-Eyed Turtle, Four-Eyed Spotted Turtle

Kingdom: Animalia

Phylum: Chordate

Subphylum: Vertebrate Subphylum

Class: Reptiles

Subclass: Apoporia

Order: Turtles

Family: Turtles

Genus: Turtles

Species: Turtles

Subspecies: None

Named and Date: Siebenrock, 1903

English name: Four-eyed Turtle

Second, morphological characteristics

Head: Four-eyed Turtle head is smooth without scales, head There are 2 pairs of obvious eye spots on the back side, and each eye spot has 1-4 black spots.

Carapace: The carapace of the four-eyed water turtle is relatively flat, with obvious ridges and weak side edges.

Plastron: The four-eyed water turtle plastron is flat, slightly shorter than the carapace, truncated at the front, and longer than the sum of the throat and humeral shield sutures. short.

Skull: The skull of the four-eye turtle has a bony zygomatic arch; the square yoke does not connect with the retro-orbital and yoke; one pair of frontal bones, almost square; the end of the parietal bone reaches the middle of the upper occipital bone The anterior end of the squamosal bone is tangent to the retroorbital bone, not connected to the yoke bone, and the end is thin and upturned; the posterior part of the superior occipital bone is slightly inclined downward.

Body color: The carapace of the four-eyed terrapin is dark brown, the bridge and plastron are light brown, and the head and neck are brown olive. The throat is lighter in color with two brown-red spots. The neck has many brown-red vertical stripes, especially the three on the nape of the neck. The limbs are dark brown, the inner and ventral complexion is light, and the shoulders are light brown.

Endangered

III. Living habits

The four-eyed terrapin likes to inhabit pits and ditches in mountainous and hilly areas, and often inhabits dark places, such as under stones. or in the roots of trees. The four-eyed terrapin is very small, and once frightened, it will immediately retract its head, tail, and limbs into the shell or escape quickly. The four-eyed terrapin's activity time begins to wake up from hibernation and crawl around every spring when the water temperature rises to 15°C at the end of April, but the activity range is small. The four-eyed water turtle is an omnivorous animal, and usually likes to feed on small fish or aquatic insects. When food is lacking, it will also eat some small wild fruits.

Endangered

IV. Distribution range

The four-eyed terrapin is mainly distributed in China, Laos, Vietnam, and in my country, it is mainly distributed in Fujian, Jiangxi, Guangdong, Guangxi, Hainan, Zhejiang, Jiangsu and so on.

The above is the relevant information of the four-eyed terrapin. If you want to know more, you can continue to pay attention to this site~