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The chicken (Gallus domesticus) is a large and round short-winged bird, domesticated from the red junglefowl of Southeast Asia around 8,000 years ago. Most chickens are raised for food, providing meat and eggs ; others are kept as pets or for cockfighting .
Raillietina echinobothrida is a parasitic tapeworm belonging to the class Cestoda. It is the most prevalent and pathogenic helminth parasite in birds, particularly in domestic fowl, Gallus domesticus Linnaeus, 1758. [ 1][ 2] It requires two hosts, birds and ants, for completion of its life cycle. It is a hermaphrodite worm having both the male ...
Eimeria tenella has a monogenetic life cycle, that is, the life cycle involves a single host. [2] Various stages of its complicated life cycle may conveniently be described under two phases, asexual cycle or schizogony and sexual cycle involving gametogony. Much of life cycle is intracellular.
The greater prairie-chicken was almost extinct in the 1930s due to hunting pressure and habitat loss. In Illinois alone, in the 1800s, the prairie-chicken numbered in the millions. It was a popular game bird, and like many prairie birds, which have also suffered massive habitat loss, it is now on the verge of extinction, with the wild bird ...
A chicken coop or hen house is a structure where chickens or other fowl are kept safe and secure. There may be nest boxes and perches in the house. There may be nest boxes and perches in the house. There is a long-standing controversy over the basic need for a chicken coop.
Mass production of chicken meat is a global industry and at that time, only two or three breeding companies supplied around 90% of the world's breeder-broilers. The total number of meat chickens produced in the world was nearly 47 billion in 2004; of these, approximately 19% were produced in the US, 15% in China, 13% in the EU25 and 11% in Brazil.
Reproduction completes and perpetuates the cycle. In biology, a biological life cycle (or just life cycle when the biological context is clear) is a series of stages of the life of an organism, that begins as a zygote, often in an egg, and concludes as an adult that reproduces, producing an offspring in the form of a new zygote which then ...
Ascaridia galli is a parasitic roundworm belonging to the phylum Nematoda. Nematodes of the genus Ascaridia are essentially intestinal parasites of birds. [1] A. galli is the most prevalent and pathogenic species, especially in domestic fowl, Gallus domesticus. It causes ascaridiasis, a disease of poultry due to heavy worm infection ...
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