Reptiles are ectothermic yet they must still be able maintain a relatively high internal body temperature in order to function properly. because reptiles do not have an internal thermoregulation mechanism, they must rely on external mechanisms. all but one would a reptile increase body temperature. that is a) movement. b) hibernation. c) basking in the sun. d) eating and digestion.

Which of the following observations darwin shape his concept of descent with modification? a) species diversity declines farther from the equator.b) fewer species live on islands than on the nearest continents.c) birds can be found on islands located farther from the mainland than the birdsê¹ maximum nonstop flightdistance.d) south american temperate plants are more similar to the tropical plants of south america than to thetemperate plants of europe.e) earthquakes reshape life by causing mass extinctions.