Results 241 to 250 of about 1,746,596 (382)
Descriptions of Thirty New North American Birds, in the Biological Survey Collection
, 1900 E. W. Nelson
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The Reversed Under Wing‐Coverts of Birds and their. Modifications, as exemplified in the Birds of West Africa [PDF]
, 1918 George Latimer Bates
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Helmeted hornbill cranial kinesis: Balancing mobility and stability in a high‐impact joint
The Anatomical Record, EarlyView.Abstract Prokinesis—in which a craniofacial joint allows the rostrum to move relative to the braincase—is thought to confer diverse advantages in birds, mostly for feeding. A craniofacial joint would, however, be a weak link if cranial stability is important. Paradoxically, we have identified a craniofacial joint in helmeted hornbills (Rhinoplax vigil),
Mike Schindler +8 more
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Inter-colony and inter-annual behavioural plasticity in the foraging strategies of a fjord-dwelling penguin-good news in the face of environmental change? [PDF]
PeerJOtis M +6 more
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The Anatomical Record, EarlyView.Abstract The Weberian apparatus is a hearing specialization unique to the otophysan fishes, and an unexpected degree of morphological variation exists in species of the Noturus catfishes. Our aim in this study is to investigate relationships between morphological variations and ecology that may drive this variation.
J. C. Hoeflich, Juan Liu
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Auditory perception of biodiversity by human listeners. [PDF]
Front PsycholGrinfeder E +4 more
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On the Skull of the ægithognathous Birds. [PDF]
, 1878 William Kitchen Parker
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