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20 de may. de 2024 · Turtles, or testudines, are reptiles of the order Testudines, characterized by a special shell developed mainly from their ribs. Modern turtles are divided into two major groups, the Pleurodira (side necked turtles) and Cryptodira (hidden necked turtles), which differ in the way the head retracts. There are 360 living and recently extinct ...
10 de may. de 2024 · Centipede, any of various long, flattened, many-segmented predaceous arthropods. Each segment except the hindmost bears one pair of legs. They move rapidly on from 14 to 177 pairs of legs and have one pair of long, many-joined antennae and a pair of jawlike, venomous claws just behind the head.
- The Editors of Encyclopaedia Britannica
17 de may. de 2024 · Bird of prey, any bird that pursues other animals for food. Birds of prey are classified in two orders: Falconiformes and Strigiformes. Diurnal birds of prey—hawks, eagles, vultures, and falcons (Falconiformes)—are also called raptors. The nocturnal birds of prey are the owls (Strigiformes).
- The Editors of Encyclopaedia Britannica
Hace 2 días · Claws Shed claw sheaths. Cats have protractible and retractable claws. In their normal, relaxed position, the claws are sheathed with the skin and fur around the paw's toe pads. This keeps the claws sharp by preventing wear from contact with the ground and allows for the silent stalking of prey.
Hace 5 días · Arthropods ( / ˈɑːrθrəpɒd / ARTH-rə-pod) [20] are invertebrates in the phylum Arthropoda. They possess an exoskeleton with a cuticle made of chitin, often mineralised with calcium carbonate, a body with differentiated ( metameric) segments, and paired jointed appendages. In order to keep growing, they must go through stages of moulting ...
Hace 6 días · Classification. Koalas are a type of mammal called marsupials, which give birth to underdeveloped young. They are so different from any other marsupial, however, that they have been classified into their own family, called Phascolarctidae.
Hace 3 días · Commonly, the digits have flattened nails, but the marmosets have claws on all digits except the big toe, which bears a nail. On the ground, monkeys walk with the entire sole of the foot touching the ground but with the palm of the hand raised.
