All animals are what?
What are the characteristics of animals?
What is Cephalization?
means an animal has sensory organs and a brain concentrated at one end (food and waste come out the same end)
Animals are classified by the presence of what?
What is Chordates?
animals that at some point during their lives have a notochord
What are Vertebrates?
What are Invertebrates?
What is endotherm?
an animals that can regulates its inner body temperature
What is a modern classification system?
many animals have been reclassified according to their supposed evolutionary relationship
What is linnaean classification system?
Caroulus Linnaeus was a creationist that placed all living things into groups “after their kind”
What is baraminology?
comes from the Hebrew words meaning “created kind”
What is sponge-porifera?
pore-bearer
What is phylum cnidaria?
corals and sea anemones
What are major groups of worms?
What are segmented worms?
repeated body divisions that contain the same set of organs
What is echinodermata?
contains creatures that live only in the ocean
What is mollusk groups?
What is Arthropods?
Chelicerates - 2 body segments and 8 legs
What is Chelicera?
type of mouthpart
What is the difference of lampreys and hagfish from other fish?
they have no jaws
What is cartilaginous fish?
Ex. sharks and rays
What is Bony Fish?
What is Amphibian skin?
characterized by the ability to exchange oxygen and carbon dioxide
What is Salamander?
amphibian with a tail