Class for sharks, rays, and skates
What is Chondrichthyes?
group evolved from these
What are fish with lobed fins?
group most closely related to birds
What is crocodiles?
use this gland to rub their feathers with oil
What is the preen gland?
reason monotremes and marsupials are limited to Australia region
What is isolation by continental drift?
feeding habits of lampreys
What are parasites?
depend on aquatic environments for this....
What is reproduction?
adaptation that helps reptiles to succeed on land
What is watertight skin?
part of the bird's spine
What is the pygostyle?
group that lays eggs
What are monotremes?
function of gills
What is gas exchange?
reason amphibians are distinguished from earlier vertebrates
What is the development of limbs capable of moving on land?
tuataras order
What is Chelonia?
temporarily store food
What is the crop?
refers to human ability to habitually walk on two feet
What is bipedalism?
first fish to display jaws
What are placoderms?
circuits of blood flow in amphibians
What are the pulmonary and systemic circuits?
function of the Jacobson's organ in snakes
What is to locate prey?
how birds differ from earlier vertebrates
What is birds can maintain a constant body temperature?
used for gripping, puncturing, and tearing
What are canine teeth?
path of blood through the circulatory system of a fish
What is gill capillaries, atrium, ventricle, and all other capillaries?
number and names of heart chambers
What are 2 atria and 1 ventricle?
how amniotes differ from amphibians
What are internal fertilization, more developed cerebral cortex, shelled amniotic egg, and scales to prevent drying out?
adaptations for flight
What are lightweight bones, feathers, efficient respiration, and 4 chambered heart?
name the factors that are important in the evolutionary adaptations in primates
What are enhanced stereotypic vision, upright position, opposable thumb, and ability to move the limbs and head freely in any direction?