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Há 1 dia · Ivermectin is routinely used to control parasitic worms in the gastrointestinal tract of ruminant animals. These parasites normally enter the animal when it is grazing, pass the bowel, and set and mature in the intestines, after which they produce eggs that leave the animal via its droppings and can infest new pastures.
Há 3 dias · Immune system. The immune system is a network of biological systems that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to parasitic worms, as well as cancer cells and objects such as wood splinters, distinguishing them from the organism's own healthy tissue.
Há 3 dias · Condylipoda Latreille, 1802. Arthropods ( / ˈɑːrθrəpɒd / ARTH-rə-pod) [19] 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 ...
Há 4 dias · Elephants are the largest living land animals. Three living species are currently recognised: the African bush elephant ( Loxodonta africana ), the African forest elephant ( L. cyclotis ), and the Asian elephant ( Elephas maximus ). They are the only surviving members of the family Elephantidae and the order Proboscidea; extinct relatives ...
Há 2 dias · The wolf ( Canis lupus; [b] pl.: wolves ), also known as the gray wolf or grey wolf, is a large canine native to Eurasia and North America. More than thirty subspecies of Canis lupus have been recognized, including the dog and dingo, though gray wolves, as popularly understood, only comprise naturally-occurring wild subspecies.
Há 3 dias · Japanese Spider Crab. The Japanese Spider Crab has the largest leg span of any arthropod, reaching up to 12 feet from claw to claw. This marine crab lives in the waters around Japan, dwelling at ...
Há 2 dias · Life in the Ediacaran Period, as imagined by researchers in 1980. The Ediacaran ( / ˌiːdiˈækərən /; formerly Vendian) biota is a taxonomic period classification that consists of all life forms that were present on Earth during the Ediacaran Period ( c. 635–538.8 Mya ). These were enigmatic tubular and frond-shaped, mostly sessile ...
