Sponges, Cnidarians, and Worms
Refers to an organism that does not have a backbone
invertebrate
Refers to an organism that has a backbone
vertebrate
Where do amphibians live?
land and water
a vertebrate that had hair or fur, produces milk to feed offspring, and typically gives birth to live young
the way an animal thinks or acts
instinct
A ridge of rock in the sea formed by the growth and deposit of coral
coral reef
Fish use this gas from the water to live
oxygen
Name the two main groups of amphibians
Salamanders and Frogs/Toads
an animal that is able to maintain a consistent body temperature
endotherm
a state of inactivity that typically takes place during cold weather
hibernation
Sponges are unable to move so they are known as _____________.
sessile
Some fish do not have bone but have a skeleton made of _____________.
cartilage
3
a mammal whose offspring develop in an external pouch
marsupial
a seasonal movement of animals from one environment to another
migration
What kind of "feeder" is a sponge and cnidarian?
filter feeder
Fish are ____________ which means their body temperature changes with their surroundings
ectotherm
The body covering of reptiles
scales
a mammal that lays eggs
monotreme
the process of learning to associate a stimulus with a good or bad outcome
conditioning
Name one of the two cnidarian body forms.
medusa or polyp
This organ fills or releases air and allows a fish to stay at a certain depth in the water
swim bladder
True of False: Reproduction takes place in the water for reptiles.
FALSE
develop inside their mother's body
placental
insight learning