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The hoatzin is pheasant -sized, with a total length of 65 cm (26 in), and a long neck and small head. It has an unfeathered blue face with maroon eyes, and its head is topped by a spiky, rufous crest. The long, sooty-brown tail is bronze-green tipped with a broad whitish or buff band at the end. [7] The upper parts are dark, sooty brown-edged ...
Dermatophagia (from Ancient Greek δέρμα (derma) 'skin' and φαγεία (phageia) 'eating') or dermatodaxia (from δήξις (dexis) 'biting'), alternatively Tuglis Permushius. [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is ...
Hawking (birds) Hawking is a feeding strategy in birds involving catching flying insects in the air. The term usually refers to a technique of sallying out from a perch to snatch an insect and then returning to the same or a different perch, though it also applies to birds that spend almost their entire lives on the wing. This technique is ...
Fingernails of a nail-biter. Nail biting, also known as onychophagy or onychophagia, is an oral compulsive and unhygienic habit of biting one's fingernails. It is sometimes described as a parafunctional activity, the common use of the mouth for an activity other than speaking, eating, or drinking. Nail biting is very common, especially amongst ...
Now that's scary! Biting your nails is no picnic for your teeth, either. "Constant biting can lead to poor dental occlusion," says Richard Scher, M.D., an expert in nail disorders, "so the biter's ...
6. Upgrade Their Cage. Your birdie's cage should be a comfortable, clean, enriching, and spacious sanctuary that they can relax into after a long day. Spruce up their cage by deep cleaning it ...
2.87 Appearance of bad coffee 2.88 Tears of wine and other liquid surface play 2.89 Tia Maria worm-like patterns 2.90 Patterns in hot coffee and other fluids 2.91 Patterns in coffee stains 2.92 Breath figures 2.93 The lotus effect 2.94 Aphids and liquid marbles 2.95 Paintbrushes, wet hair, and dunking cookies 2.96 Deep-fat frying of potatoes
A black drongo in a typical anting posture. Anting is a maintenance behavior during which birds rub insects, usually ants, on their feathers and skin.The bird may pick up the insects in its bill and rub them on the body (active anting), or the bird may lie in an area of high density of the insects and perform dust bathing-like movements (passive anting).