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Seal Conservation Society: The Pinnipeds
Phocidae in several ways but perhaps the most noticeable ones are that otariid seals have external ear flaps, generally walk on both their hind and fore flippers, and propel themselves through the ... flippers with a sculling motion. Phocid seals on the other hand do not have visible ear flaps, drag themselves along land by their fore flippers or bodies and use their hind ...
www.pinnipeds.org


The Pinnipeds
Instead they have two openings into the ear canal, situated behind their eyes. ... order, they share both phocid and otariid characteristics. Like phocids, they do not possess obvious external ears while like otariids they can use their hind flippers for locomotion on land. ...
www.cornes1.fsnet.co.uk


CRESLI seal page
True seals have no external ear flap. Instead, they have a small flap of skin that closes over the ear opening when they dive. Their front flippers are short ...
cresli.org


Slender Glass Lizard - WDNR
The slender glass lizard differs from a true snake in that it has eyelids and external ear openings, which snakes lack. In Wisconsin the average total length is 18-24 inches (45 ...
www.dnr.state.wi.us


MANATEE - Website For Manatee Watchers
HEARING : Manatees can hear very well despite the absence of external ear lobes. They are not believed to have the capabilities of echolocation. COMMUNICATIONS : Emit sounds that ...
homesafe.com


League for the Hard of Hearing > Education, Advocacy & Outreach
HCPs [Hearing Conservation Programs} seem to indicate that the external ear is fairly resistant to such abuse. Nevertheless, cleanliness should be stressed and certain individuals, ... skull and can bypass an earplug? Response: Since the areas of the skull around the external ear are only a small portion of the total bone conduction mechanism, covering them with ...
lhh.org


Manatee Brain
There is no pinna, but the external ear canal is present, but tiny, as in porpoises. Olfactory inspired behaviors are ... appear to be correlated with sensory-motor features of its behavioral repertoire. External Morphology | Internal Architecture | Specialized Body Features | Behavioral Repertoire Brain - Behavioral Correlates | Ecological Adaptations | ...
manateebrain.org


Species
In contrast, true seals (lacking external ear ... the Harbor Seal. Moreover, the eyes are set closer to the ear on the Grey Seal rather than farther forward like those of ... a distinctive dog-like profile with eyes set halfway between the ear and the tip of the nose. From the front, the nostrils ...
marinemammalstrandingcenter.org


Tumors: Outer Ear Disorders: Merck Manual Home Edition
Skin Cancers: Introduction) are common skin cancers that often develop on the external ear after repeated and prolonged exposure to the sun. When these cancers first appear, they can ... surgical removal of a larger area of the external ear. Ceruminoma (cancer of the cells that produce earwax) develops in the outer third of the ear canal and can spread. Ceruminomas have nothing ...
merck.com


Ear, Nose, and Throat Disorders: Merck Manual Home Edition
Disorders Biology of the Ears, Nose, and Throat Introduction Ears Outer Ear Middle Ear Inner Ear Effects of Aging Nose and Sinuses Throat Hearing Loss and Deafness Hearing ... and Prognosis Treatment Nasopharyngeal Cancer Paranasal Sinus Cancer Tonsillar Cancer Outer Ear Disorders Introduction Blockages External Otitis Causes Symptoms and Diagnosis Prevention and Treatment Injury Perichondritis ...
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