restricts most fungi as potential pathogens.
Dickson and Graham (2004) argued that endothermy
per se was not required for niche expansion and that other adaptations were necessary to allow for vertical movements below the thermocline.
58 M POSSIBLE ROLE OF KIDNEY CHROMAFFIN CELLS IN CRANIAL ENDOTHERMY
IN THE ALBACORE TUNA, Thunnus alalunga H.
Coverage includes an overview of paleontology and of dinosaurs as professional paleontologists view the group; armored, horned, and duckbilled dinosaurs; predators and giants; and endothermy
, environments, and extinction.
It is possible that the branch of reptiles that became mammals transduced sound in this fashion the entire time, and that competition for the function of these three bones did not occur until the advent of endothermy
and the subsequent need for more rapid food processing.
However, there is an occasional patient with Crohn's who will bleed from a deep ulcer where the physician can render endothermy
, as in an upper-G.
They provide a level of integration that goes beyond the coverage in the Functional Physiology topics and include discussions of Toxicology, Air-breathing, Migrations, Temperature, Endothermy
Growth rate and development of endothermy
in the Snow Bunting (Plectrophenax nivalis) and the Lapland Longspur (Calcarius lapponieus) at Barrow, Alaska.
1993) suggest the evolution of endothermy
in fishes, including lamnids such as the white shark, was selected to permit niche expansion rather than increased aerobic capacity.
While high blood pressure is correlated with endothermy
in birds and mammals, it would also be essential in a large animal with a long neck (as in many dinosaurs) for blood to be delivered to the brain, whatever the metabolism of the animal.
Tree Swallow nestlings undergo three basic stages of development: their eyes open 3-4 days after hatching, they develop endothermy
8-9 days after hatching (Dunn 1979), and they fledge ~20 days after hatching (Robertson et al.
104 F POSSIBLE HEAT SOURCES FOR CRANIAL ENDOTHERMY
IN THE YELLOW-FIN TUNA.