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A pronounced muscular hump appears on adult grizzlies' shoulders; black bears do not have this hump. Aside from the distinguishing hump a grizzly bear can be identified by a "dished in" profile of their face with short, rounded ears, whereas a black bear has a straight face profile and longer ears. [32]
An ingrown nail, also known as onychocryptosis from Greek: ὄνυξ (onyx) 'nail' and κρυπτός (kryptos) 'hidden', is a common form of nail disease.It is an often painful condition in which the nail grows so that it cuts into one or both sides of the paronychium or nail bed.
They do not actually "bite", but instead form a hole in the skin called a stylostome, and chew up tiny parts of the inner skin, thus causing severe irritation and swelling. The severe itching is accompanied by red pimple-like bumps or hives and skin rash or lesions on a sun-exposed area. For humans, itching usually occurs after the larvae ...
Pinworm infection (threadworm infection in the UK), also known as enterobiasis, is a human parasitic disease caused by the pinworm, Enterobius vermicularis. [3] The most common symptom is pruritus ani, or itching in the anal area. [1]
The labium bends back into a bow when the mosquito begins to bite, staying in contact with the skin and guiding the stylets downwards. The extremely sharp tips of the labrum and maxillae are moved backwards and forwards to saw their way into the skin, with just one thousandth of the force that would be needed to penetrate the skin with a needle ...
Ceratopogonidae is a family of flies commonly known as no-see-ums, or biting midges, generally 1–3 millimetres (1 ⁄ 16 – 1 ⁄ 8 in) in length. The family includes more than 5,000 species, [ 2 ] distributed worldwide, apart from the Antarctic and the Arctic .
Allosaurus (/ ˌ æ l ə ˈ s ɔːr ə s /) [2] [3] is an extinct genus of large carnosaurian theropod dinosaur that lived 155 to 145 million years ago during the Late Jurassic period (Kimmeridgian to late Tithonian ages).
A frame from the first colour film of a live giant squid in its natural habitat, [nb 1] recorded from a manned submersible off Japan's Ogasawara Islands in July 2012. The animal (#549 on this list) is seen feeding on a 1-metre-long Thysanoteuthis rhombus (diamondback squid), which was used as bait in conjunction with a flashing squid jig. [2]