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Regurgitation is the expulsion of material from the pharynx, or esophagus, usually characterized by the presence of undigested food or blood. [ 1 ] Regurgitation is used by a number of species to feed their young. [ 2 ]
This allows the animals to extract nutritional value from cellulose which is usually undigested. The process of rumination is stimulated by the presence of roughage in the upper part of the reticulorumen. The chest cavity is stretched, forming a vacuum in the gullet that sucks the semi-liquid stomach content into the esophagus.
Being hindgut fermenters, these animals ferment cellulose in an enlarged cecum. In smaller hindgut fermenters of the order Lagomorpha (rabbits, hares, and pikas), and Caviomorph rodents ( Guinea pigs , capybaras , etc.), material from the cecum is formed into cecotropes , passed through the large intestine, expelled and subsequently reingested ...
The chewing of cud by animals such as cows, goats, and giraffes is considered normal behavior. These animals are known as ruminants. [8] Such behavior, though termed rumination, is not related to human rumination syndrome, but is ordinary. Involuntary rumination, similar to what is seen in humans, has been described in gorillas and other ...
Pellets from a long-eared owl. The alimentary canal of a bird. Long-eared owl pellets and rodent bones obtained from dissected pellets (1 bar = 1 cm). A pellet, in ornithology, is the mass of undigested parts of a bird's food that some bird species occasionally regurgitate.
Image credits: ourheavenlyfodder Pet owners and animal lovers flock to the ‘Danglers’ community to share joyful, weird, and cute photos of the creatures they come across.
Regurgitation has been mentioned above under abomasum and crop, ... Other animals, such as rabbits and rodents, practise coprophagia behaviours – eating specialised ...
When Polly Harvey returned from the Dorset wilds in 2011 dressed to curse the entire village for a hundred winters hence, it marked another intriguing evolution in a wonderfully chameleonic career.