LS 1
A animal with no symmetry, no cephalization, and no gut is called a?
Sponge
Crocodiles are considered?
Reptiles
Where an animals sensory organs and brain is located is called?
The name ________ refers to the soft bodies of these animals?
Mollusks
Animals that can regulate their inner temperatures are called?
Endotherms
Spiders, scorpions, and ticks are called?
Chelicerates
When an animals digestive tracts has two openings it is called?
Complete gut
Dogs, horses, deer and whales, are what type of mammals?
Placental
Unlike insects, _________ have more than six legs.
Crustaceans
This mammal has a pouch?
Marsupials
Animals that cant regulate their inner temperatures are called?
Ectotherms
_______ are vertebrates that have hair and produce milk?
Mammals
When an animal has a notochord it is classified as a?
Vertebrates
Platypus is a mammal but what kind?
Monotremes
When a digestive tract has only one opening it is called?
Incomplete guts
Other characteristic of all vertebrates is they have __________
Endoskeletons
Along with the shelled mollusks, ________ also have an exoskeleton?
Arthropods
When there is more than one imaginary line that divides an object it is called?
Radial symmetry
_________ are ecthothermic vertebrates that usually live in water when young but can live on land as adults.
Amphibians
Snakes and lizards are reptiles but together are also know as _________
Squamates
An imaginary line drawn down the middle of an object is called?
Bilateral symmetry
Defining where boundaries are between the various kinds of animals is called?
Baraminology
Sea starts, sea urchins, and sea cucumbers are called?
When there is no notochord and body is supported by hard outer covering it is called?
Invertebrates
All ________ have stinging cells called cnidocytes which they use to capture food.