Bishop's pen snail shell
The mitre shell of the pen snail is a marine snail belonging to the family Callichthyidae in the subclass Gastropoda. The shell is thick, typically in the shape of a bullet, and slightly resembles a bishop's crown, hence the English name bishop's crown snail. Pen snails are common in the Indo Pacific region, inhabiting shallow sandy bottoms. The largest type of bishop's pen snail is 10 centimeters long, with a white shell surface and red yellow patches. Shell white, spiral tower round, shallow stitching; There are red spots on the surface of the shell, with a brilliant color.
Big bamboo snail shell
The large bamboo snail is a member of the bamboo snail family, with slender shells, a snail tower shape, and multiple layers of snails. The shell is large and sturdy, with a light flesh color and luster. Each layer of the snail usually has black markings, and the lower half of the body has lighter markings. The shell can reach a length of up to 27 centimeters. The shell is heavy, glossy, with a wide body layer and a long shell mouth. The later spiral layer is slightly convex and smooth. Early snail layers had weak longitudinal ridges, a milky white shell surface, and fractured snail bands composed of brown patterns. The shell opening is small, the suture band is obvious, and there is no umbilical hole. The outer lip is not thickened, and the interior is smooth. Twist of the shaft lip. The mouth cap is oval in shape, with the nucleus located below. Lack or only marginal teeth on the tongue. It inhabits shallow sandy bottoms in tropical Indo Pacific waters and is carnivorous.
Marble taro shell
The outline of the marble taro snail shell is generally straight, with a slight protrusion near the upper part. The shoulders are angular in shape, with strong nodules to almost smooth. The spiral tower is low to quite high, with contours ranging from slightly concave to slightly concave. The secondary snail layer has nodules ranging from strong to weak. The slope under the last layer of suture line of the adult shell is concave, with 2-4 weak spiral grooves and lines, and the spiral carving is often worn out. The snail layer near the bottom quarter to half usually has weak equidistant spiral ribs. The toxicity of the marble cone snail belongs to protein toxicity, similar to that of venomous snakes, but significantly stronger than that of venomous snakes by several times.
Sperm whale skull
Sperm whales are marine mammals belonging to the order Cetiformes and family Spermatidae. With a body length of up to 18 meters and a weight of over 50 tons, it is the largest toothed whale, with its head occupying one-third of its body. The head is huge, the lower jaw is small, and only the lower jaw has teeth. No dorsal fin; Highly capable of diving, it is the mammal with the deepest and longest diving time. Like a fish in size, it breathes through its lungs. Short neck, the head seems to be connected to the torso; Cervical spine healing; The nostrils are spray holes located at the snout end, the forelimbs become fins, the forearms degenerate, the palms become longer, and the number of toes increases, but the toes and claws cannot be seen from the outside; Hind limb degeneration; The tail is like a fish, with horizontal tail fins, and it swings by the tail when swimming.
Hammerhead sharks
The hammerhead shark is a collective term for the family of hammerhead sharks in the order Siluriformes of the phylum Chordata. The hammerhead shark, also known as the hammerhead shark, is named after its T-shaped head shape. The hammerhead shark is distributed in the Bohai Sea, Yellow Sea, East China Sea and other sea areas of China, as well as in the Atlantic Ocean, Indian Ocean, and Pacific Ocean. It often appears on beaches, bays, and river mouths. Previously, all eight subspecies of the hammerhead shark were included in the IUCN Red List of Threatened Species.
Hammerhead sharks
The hammerhead shark is a collective term for the family of hammerhead sharks in the order Siluriformes of the phylum Chordata. The hammerhead shark, also known as the hammerhead shark, is named after its T-shaped head shape. The hammerhead shark is distributed in the Bohai Sea, Yellow Sea, East China Sea and other sea areas of China, as well as in the Atlantic Ocean, Indian Ocean, and Pacific Ocean. It often appears on beaches, bays, and river mouths. Previously, all eight subspecies of the hammerhead shark were included in the IUCN Red List of Threatened Species.
Endangered species of hammerhead shark
The hammerhead shark is a collective term for the family of hammerhead sharks in the order Siluriformes of the phylum Chordata. The hammerhead shark, also known as the hammerhead shark, is named after its T-shaped head shape. The hammerhead shark is distributed in the Bohai Sea, Yellow Sea, East China Sea and other sea areas of China, as well as in the Atlantic Ocean, Indian Ocean, and Pacific Ocean. It often appears on beaches, bays, and river mouths. Previously, all eight subspecies of the hammerhead shark were included in the IUCN Red List of Threatened Species.
Realistic Octopus with Rest Animation AR Model
For temperate mollusks, living underwater, adapt to the water temperature can not be lower than 7 ℃, the proportion of sea water 1.021 the most suitable, low salinity environment will die. Can feed on large animal plankton and grow. Widely distributed in the world's oceans of tropical and temperate waters.
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