digitigrade


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digitigrade

[′dij·ə·də‚grād]
(vertebrate zoology)
Pertaining to animals, such as dogs and cats, which walk on the digits with the posterior part of the foot raised from the ground.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The link between digitigrade posture and cursoriality often occurs in other vertebrates, such as mammals and even birds (Alexander, 1984).
Clark and his coworkers observed that the joint between the toes and foot could not have flexed enough to make possible the digitigrade movement, or toe-walking, seen in birds and some dinosaurs.
All species are digitigrade with nonretractile claws, although the granulated pad or calcaneum extends the full length of the carpus and tarsus to the ankle and heel, which sometimes contact the ground when the animal is moving slowly.
Given the short blunt digits measuring a maximum of 4.7 mm in length, the tracks may represent deep, digitigrade underprints of a tetrapod trackway.