from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Adapted to or specialized for running: cursorial birds; cursorial legs.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Adapted for running.
- adj. Having legs fitted for running.
from the GNU version of the Collaborative International Dictionary of English
- adj. Adapted to running or walking, and not to prehension. See Illust. of aves.
- adj. Of or pertaining to the Cursores.
from The Century Dictionary and Cyclopedia
- Fitted for running: as, the cursorial legs of a dog.
- Having limbs adapted for walking or running, as distinguished from other modes of progression: as, a cursorial isopod; a cursorial orthopteran.
- Habitually progressing by walking or running, as distinguished from hopping, leaping, etc.; gradient; gressorial; ambulatory. Specifically
- Of or pertaining to the Cursoria, Cursores, or Cursitores.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. (of limbs and feet) adapted for running
It browses on ground cacti, is reported to not drink, and is superior in cursorial ability compared to other living species.
So I wonder if the reptilean ancestors of the birds had a cursorial or an arboreal approach to early flight ….
When they came for the tool using cursorial primates, no species cared.
Legs were long, cursorial, with five tarsal segments.
Strongly adapted for life in open country, reindeer are the most cursorial of living deer.
See the next post (Goodbye my giant predatory, cursorial, flightless hoatzin).
It is absolutely wrong to argue – as some workers have – that the ‘trees down’ theory is at odds with the very robust and well supported body of evidence showing that birds are theropod dinosaurs, given that basal birds, and the theropods closest to birds, were apparently small-bodied proficient tree climbers, and not big cursorial Deinonychus-like predators as some would have it.
These slender legs suggest that BAR 3877-11 was a fast-moving, cursorial predator, and Chiappe & Bertelli state that ‘the long-established correlation between their corpulence and reduced cursorial agility needs to be re-evaluated’.
Darren Naish: Tetrapod Zoology: Goodbye, my giant predatory, cursorial, flightless hoatzin
Their terrestrial, cursorial adaptations would then be late-evolved novelties, and not primitive features inherited from earlier neornithines.